D690 - Final

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T/F: If a patient is seen within an hour after the injury and the vital pulp exposure is small and pin point, and if sufficient crown remains to retain a temporary restoration, it is recommended that the entire pulp be removed and the pulp canal is prepared for an endodontic procedure.

False

T/F: If a patient is seen within an hour after the injury, and the vital pulp exposure is small, and if sufficient crown remains to retain a temporary restoration, it is recommended that the entire pulp be removed and the pulp canal is prepared for an endodontic procedure in the near future.

False

T/F: The band loop appliance is used to maintain space when loss of the second primary molar occurs before eruption of the first permanent molar.

False

T/F: The lesions associated with Recurrent Herpetic Stomatitis infection occurs on the attached buccal gingival.

False

T/F: The primate space in the maxillary arch is between the primary canine and first primary molar.

False

T/F: When deciding to place implants in a patient, age is an important factor, because the patients have to be at least 14 years old to consider the implant option:

False

A 7-year-old patient with a history of Tetralogy of Fallot presents for a comprehensive exam, bitewings, and a panoramic x-ray. After reviewing the medical history with the father, you discover the patient did not take their SBE prophylaxis. Today, the patient for some reason is exhibiting several clinical manifestations you hadn't seen before at previous appointments. What type of heart defect and what type of shunting does this patient exhibit? 1. Cyanotic 2. Acyanotic 3. Left to Right 4. Right to Left A. 1 and 3 B. 1 and 4 C. 2 and 3 D. 2 and 4

B

A concerned mother of an infant patient asks you which water is the BEST to use for reconstituting powdered infant formula. Which one would you tell her? A. tap water B. distilled water or water treated via reverse osmosis C. nursery water D. any bottled water

B

A dentist is likely to invest more time and effort to save a pulpally involved _____________ in a 4-year-old child with unerupted first permanent molars than to save a pulpally involved first primary molar in an 8-year-old child. A. central incisor B. second primary molar C. canine D. first primary molar

B

A healthy 5 year old female patient presents to the clinic with her mother who reports the child has been in pain for the last week with a tooth ache. Your clinical examination reveals that the child has several areas of decay with an abscess associated with tooth #B. The plan will be to extract tooth #B after the child finishes a course of antibiotics. The child is 33 lbs. (15 kg) and your plan is to prescribe a seven day course of Amoxicillin using a dosage of 20 mg/kg/day. The Amoxicillin is supplied in a 250 mg/5 ml suspension. The patient returns the next day to the pediatric clinic with a postoperative complaint of pain to their lower lip. What is the most likely cause of this complication? A. local anesthetic necrosis B. lip biting C. mucocele sloughing D primary herpetic gingivostomatitis

B

According to one study, children ________ years of age appeared to benefit most from the parent's presence. A. 1 to 2 B. 3.5 to 4 C. 5 to 6 D. 6 to 8

B

According to the most recent studies, which of the following behavioral guidance techniques had the greatest parental acceptance? A. nitrous oxide sedation B. tell-show-do C. general anesthesia D. hand-over-mouth

B

Arrested carious lesions typically exhibit much coronal destruction, but the remaining exposed dentin is: A. hard and usually very light. B. hard and usually very dark. C. soft and usually very light. D. soft and usually very dark.

B

Dental implants on an average can be placed at an earlier age in males as compared to females. The determination of when to place dental implants is made based on hand wrist radiographs: A. Statement 1 is true; Statement 2 is false B. Statement 1 is false; Statement 2 is true C. Statements 1 and 2 are false D. Statements 1 and 2 are true

B

During initiation of the caries process, the greatest amount of demineralization occurs ___________ the enamel surface. A. at B. 10-15 mm beneath C. at the dentino-enamel junction beneath D. in the odontoblasts beneath

B

Evidence of development of the human tooth can be observed as early as the: A. Second week of embryonic life. B. Sixth week of embryonic life. C. Second trimester of embryonic life. D. First month following birth.

B

Following the application of sealant material, _________________ should be used to check for occlusal interferences and the occlusion adjusted if necessary. A. bond agent B. articulating paper C. a small round bur D. 37% phosphoric acid

B

If the object of interest moves in the opposite direction as the source of radiation, the object of interest is located towards the_________? A. lingual B. buccal C. neither

B

Important design features of nitrous oxide equipment include a fail-safe mechanism that provides automatic shutdown if oxygen falls below __%. A. 50 B. 30 C. 10 D. 2

B

Of the following, which is NOT an indication for taking dental radiographs on a child patient? A. caries history B. as part of routine data collectio C. history of pain or trauma D. facial swelling E. skeletal/biological/dental age mismatch

B

Primary teeth that show evidence of an alveolar abscess some months after pulp therapy should: A. be endodontically retreated with root canal therapy B. be removed C. be observed D. have apical surgery performed

B

The concentration of nitrous oxide administered to the patient should not exceed __%. A. 25 B. 50 C. 75 D. 90

B

The most favorable condition for vital pulp therapy is the small pinpoint exposure: A. surrounded by a mass of leathery dentin B. surrounded by sound dentin C. with a watery exudate D. with pus at the exposure site

B

The most reliable indicator of the need for vital pulp therapy is: A. a toothache coincident with a meal. B. a severe toothache at night. C. radiographic evidence of decay. D. a toothache immediately after a meal.

B

The recommended use of the dental explorer is: A. to remove plaque and debris from tooth surfaces, and to probe enamel. B. to remove plaque and debris from tooth surfaces, but not to probe enamel. C. to probe enamel, but not to remove plaque and debris from tooth surfaces. D. neither to remove plaque, nor to probe enamel.

B

Which of the following is FALSE concerning the use of varnish? A. Varnish has the highest concentration of fluoride when compared to prescription strength toothpaste, 1.23% APF or 2% NaF gel or foam product. B. Patients with a gag reflex tolerate fluoride trays better than varnish. C. For moderate or high caries risk patients, fluoride should be applied topically more than once in 6 months for maximum benefit. D. Studies have suggested that after 2-3 years the caries reduction was higher following varnish application than topical gels or foams.

B

Which statement regarding the "halo-effect" of fluoride is FALSE? A. Several smaller amounts of fluoride exposures can add up to cause fluorosis in the permanent dentition. B. Esthetically there are no reported concerns for a patient who may have fluorosis. C. Fluorosis is commonly seen in America and is on the rise with multiple avenues of fluoride availability. D. Fluoride is found in the preparation of many foods and beverages that are consumed in non-fluoridated communitie.

B

Which of the following types of restorative materials are being used progressively more in pediatric restorative dentistry? A. Silver amalgam alloys B. Stainless steel alloys C. Composite resins, glass ionomers, or some combination of the two D. Porcelain and cast metal alloys

C

T/F: On the radiograph of a permanent molar tooth with a deep lesion, the radiolucency in the bone indicating bone loss due to infection outside the tooth will usually be located at the root tip or apex.

True

T/F: Pre-eruptive "caries" in an unerupted molar may be identified in a routine radiograph.

True

T/F: The geminated tooth appears clinically as a bifid crown on a single root.

True

T/F: The replacement position of a second permanent molar for an extracted first permanent molar is generally much better when the loss of the first permanent molar occurs before the eruption of the second molar.

True

T/F: The roots of all teeth, except the third molars, are considered complete by the age of 16.

True

T/F: The tongue of a person with Down Syndrome may be furrowed with a tendency to be positioned outside of the mouth and have hypotonia versus macroglossia.

True

T/F: Tooth ankylosis is defined as a fusion of cementum or dentin with alveolar bone.

True

T/F: bisector of the angle between the long axis of the tooth and the film.

True

when deciding to place implants in a patient, age is an important factor because the pts have to be at least 14 years old to consider the implant option a. true b. false

B

which of the following would be an appropriate technique to anesthetize tooth #B? a. PSA b. MSA c. ASA d. LSA

B

the geminated tooth appears clinically as a bifid crown on a single root a. true b. false

A

The mandibular left second primary molar is: A. tooth K B. tooth A C. tooth L D. tooth S

A

Because a child's oxygen demand is ________ but the alveolar system is less mature, the respiratory rate is __________ in children than in adults. A. greater; higher B. greater; lower C. reduced; higher D. reduced; lowerr

A

Fluorosis in the dentition ONLY occurs during what stage? A. pre-eruptive stage B. post-eruptive stage

A

Hypoxemia occurs when oxygen saturation drops to __%. A. 95 B. 90 C. 80 D. 60

A

In Early Childhood Caries the following teeth are usually UNAFFECTED: A. Primary mandibular incisors. B. Primary first maxillary molars. C. Primary maxillary incisors. D. Primary first mandibular molars

A

Panoramic radiographs provide more information regarding the dental status of pediatric dental patient EXCEPT: A. interproximal caries detection B. growth and development C. extent of pathology D. evaluation for maxillofacial trauma

A

Statement 1: The paralleling technique produces the most accurate intraoral radiographs. Statement 2: The anatomy of the child's oral cavity usually precludes the use of XCP instruments. A. Both statements are true B. Both statements are false C. The first statement true, the second is false D. The first statement false, the second is true

A

Stippling which is a form of adaptive specialization or reinforcement for function, is seen earliest in the pediatric gingiva between the ages: A. 2 and 3 B. 4 and 5 C. 6 and 7 D. stippling is not seen in pediatric gingiva

A

The _________ cusp of the primary maxillary first molar is the largest and sharpest. A. Mesiolingual B. Distobuccal C. Mesiobuccal D. Distolingual

A

The hypoplastic type of amelogenesis imperfecta is characterized by a: A. Defective amount of hard enamel. B. Defective amount of soft enamel. C. Normal thickness of hard enamel. D. Normal thickness of soft enamel.

A

Which of the following is TRUE concerning fluoride and children? A. Children younger than 6 years of age typically ingest up to 90% of the toothpaste while brushing the teeth. B. Chewable fluoride tablets or drops are highly recommended the infant patients. C. Low volume suction is required when placing 1.23 APF foam or gel on a patient' teeth. D. For children 6 years of age and under, the amount of fluoridated toothpaste for a moderate caries risk patient is a ribbon of toothpaste along the entire length of the toothbrush

A

Which of the following statements is true concerning the pharmacokinetics of nitrous oxide? A. diffusion hypoxia is reported not to occur in healthy pediatric patients. B. it is highly soluble in blood C. the patient should be oxygenated for 15 minutes after a sedation procedurer D. it undergoes significant biotransformation in the liver before excretion by the kidneys

A

Which of the following statements is true concerning the size and morphology of the primary tooth pulp chamber? A. Considerable individual variation exists in the size of the pulp chamber and pulp canal of the primary teeth. B. Radiographs will completely demonstrate the extent of the pulp horn into the cuspal area. C. The pulp chamber increases in size under the influence of function and abrasion. D. The pulp chamber increases in size with aging.

A

a 7 yr old pt of record attends for a regular periodic exam. it is discovered that the permanent mandibular incisors are erupting lingually to the retained primary incisors. suggested treatment of choice is: a. watch closely and extract retained primary incisors after age 8 years, if needed b. watch closely and extract retained primary incisors when ortho is initiated c. watch closely and extract retained primary incisors as soon as diagnosed d. extraction is contraindicated, as this is a normal event that occurs in 95% of all individuals

A

a calcium hydroxide pulpotomy is indicated for an immature permanent incisor tooth with an open apex a. true b. false

A

a vital pulp therapy procedure performed to encourage continued physiological development and formation of the root end is known as apexogenesis a. true b. false

A

according to the text, the mean eruption age for the primary mandibular second molar is? a. 20 months b. 7 months c. 27 months d. 14 months

A

all children go through identifiable stages of development a. true b. false

A

cerebral palsy is a non-progressive disorder caused by brain damage that occurred prenatally, during birth, or in the postnatal period before the central nervous system reached maturity? a. true b. false

A

commonly used drugs which may cause gingival overgrowth do not include: a. aspirin b. cyclosporin c. phenytoin d. nifedipine

A

during the pulpotomy treatment of the primary tooth, the response of pulpal tissue to a pellet of formocresol placed against it is: a. fixation of the pulp tissue b. chronic inflammation of the pulp tissue, with eventual resolution c. calcification of the pulp tissue d. acute inflammation of the pulp tissue, with eventual resolution e. granulation tissue which remains in a "status quo"

A

the healthy 5 yr old female pt presents to the clinic with her mother who reports the child has been in pain for the last week with a toothache. your clinical exam reveals that the child has several areas of decays with an abscess associated with tooth #B. the plan will be to extraction #B after the child finishes a course of antibiotics. the child is 33 lbs (15 kg) and your plan is to prescribe a seven day course of amoxicillin using a dosage of 20 mg/kg/day. the amoxicillin is supplied in a 250 mg/5 ml suspension. the extraction is being delayed for 7 days to give the antibiotics an opportunity to work because local anesthetics aren't as effective in acidic environments. a. true b. false

A

dwayne, a 4 yr old boy, is brought to the general dentist for his first visit. his mother has seen a black mark on one of his teeth which cannot be removed. review of the med hx reveals suspected asthma, penicillin allergy, and hx for a fall in the park 1 yr ago. the child is cooperating at the beginning of the appt but becomes 'fidgety as the time passes'. he speaks in a garbled manner which is difficult to understand. on dental extraoral exam no abnormalities discovered. on intraoral exam reveals occlusal caries on tooth A, J, K, mesial occlusal caries on T, large carious lesion on S with an associated buccal abscess. teeth O and P have exfoliated and #24 and 25 are erupting. in consideration of his behavior it is decided to prescribe an antibiotic and to reappoint him for extraction of the tooth with the use of N2O for behavior modification. at what age should the child have had his first dental appt? a. 1 yr old b. 2 yrs old c. 3 yrs old d. 4 yrs old

A

dwayne, a 4 yr old boy, is brought to the general dentist for his first visit. his mother has seen a black mark on one of his teeth which cannot be removed. review of the med hx reveals suspected asthma, penicillin allergy, and hx for a fall in the park 1 yr ago. the child is cooperating at the beginning of the appt but becomes 'fidgety as the time passes'. he speaks in a garbled manner which is difficult to understand. on dental extraoral exam no abnormalities discovered. on intraoral exam reveals occlusal caries on tooth A, J, K, mesial occlusal caries on T, large carious lesion on S with an associated buccal abscess. teeth O and P have exfoliated and #24 and 25 are erupting. in consideration of his behavior it is decided to prescribe an antibiotic and to reappoint him for extraction of the tooth with the use of N2O for behavior modification. should a space maintainer be fabricated once tooth #S has been extracted? a. yes b. no

A

fusion of the teeth is the union of two independently developing teeth in either the primary or secondary dentition a. true b. false

A

gemination is an attempted division of a single tooth germ by invagination in either the primary and permanent dentition a. true b. false

A

in primary molar teeth the pulpal horns are longer and more pointed than the cusps would indicate a. true b. false

A

in the dental office, as in any new situation, the natural (parental) anxiety has the greatest affect on children less than 4 yrs of age. a. true b. false

A

in the radiographic representation of a compound composite odontoma, the anomalous structure consists of small structures resembling teeth a. true b. false

A

jake is an 11 yr old asian male with an unremarkable med and dental hx. clinical exam reveals that he has a significant lateral functional shift when asked to bite down. which of the following developmental dental disturbances is most likely causing the shift? a. dens evaginatus b. fusion c. macrodontia d. dens in dente

A

list, from most common to least common, the order of permanent teeth that are most susceptible to oral traumas. 1. maxillary central incisor 2. maxillary lateral incisor 3. mandibular central incisor 4. mandibular lateral incisor a. 1, 2, 3, 4 b. 1, 2, 4, 3 c. 2, 3, 1, 4 d. 3, 1, 4, 2

A

on the radiograph of a permanent molar tooth with a deep lesion, the radiolucency in the bone indicating bone loss due to infection outside the tooth will usually be located at the root tip or apex a. true b. false

A

on the radiograph of a primary molar tooth with a deep lesion, the radiolucency in the bone indicating bone loss due to infection outside the tooth will usually be located at the furcation a. true b. false

A

partial or complete immobilization of the patient is sometimes necessary to protect the patient and/or the dental staff from injury while providing dental care. stabilization can be performed by the dentist, staff, or parent, with or without the aid of a restraining device. which of the following are indications for medical immobilization for indicated dental care? 1. to reduce or eliminate untoward movement 2. to protect patient and dental staff from injury 3. to facilitate delivery of quality dental treatment a. all are true b. 1 and 3 c. 2 and 3 d. 1 and 2

A

pre-eruptive "caries" in an unerupted molar may be identified in a routine radiograph a. true b. false

A

primary molars are bell-shaped, with a definite constriction in the cervical region a. true b. false

A

reviewing the med hx is a regular part of the initial dental exam and needs to be reviewed again: a. each appt b. at 6 months c. once a year d. when the parent reports a change e. never

A

spaced primary arches generally produce favorable alignment of the incisors a. true b. false

A

susie, a 2 yr old girl, is brought to your general dentist office for a visit. she is medically healthy with no contraindications for any treatment. the child is not cooperative in the chair while you examine her. the parent reports brushing her teeth twice daily and flosses her teeth once daily. they use a non-fluoridated toothpaste. you cannot determine if the patient expectorates all the toothpaste. she lives in a non-fluoridated area and drinks water treated by a well-maintained reverse osmosis system. your caries risk assessment also reveals a healthy diet and no snacking in between meals. extraoral exam had no abnormalities discovered. intraoral exam reveals all primary teeth have erupted, excellent OH, and no caries. which of the following would be the BEST recommendation regarding the patient's use of non-fluoridated toothpaste? a. continue use b. discontinue sue of non-fluoridated toothpaste and switch to a non-rx strength fluoridated toothpaste using a smear that is not supervised c. discontinue use of non-fl toothpaste and switch to a non-rx strength fl toothpaste using a pea size amount that is not supervised d. discontinue use of non-fl toothpaste and switch to prevident 5000 rx strength toothpaste with brushing and flossing supervised by parent

A

the band and loop appliance can be used, either unilaterally or bilaterally, for the premature loss of a first or second primary molar. a. true b. false

A

the child, as young as 5 yrs old, may become stressed as a consequence of their parents' expectations that they excel in everything a. true b. false

A

the enamel of the primary teeth is thin but of a uniform thickness a. true b. false

A

the healthy 5 yr old female pt presents to the clinic with her mother who reports the child has been in pain for the last week with a toothache. your clinical exam reveals that the child has several areas of decays with an abscess associated with tooth #B. the plan will be to extraction #B after the child finishes a course of antibiotics. the child is 33 lbs (15 kg) and your plan is to prescribe a seven day course of amoxicillin using a dosage of 20 mg/kg/day. the amoxicillin is supplied in a 250 mg/5 ml suspension. what anesthetic technique would be the most effective is anesthetizing tooth #B? a. MSA b. PSA c. ASA d. IANB

A

the primary reason why an expectant mother should be encouraged to visit her dentist and have all carious lesions restored is: a. because the presence of active dental caries can lead to transmission of S. mutans from mother to infant b. to create a good family habit of seeking regular dental care c. to provide a good example for the child d. to have more opportunities for interactions that may increase the mother's appreciation of what dentistry can offer the child

A

the pulpotomy procedure for permanent teeth with immature root development, but with healthy pulp tissue in the canals uses which medicament? a. calcium hydroxide b. formocresol c. ferric sulfate d. aluminum chloride

A

the tongue of a person with down syndrome may be furrowed with a tendency to be positioned outside of the mouth and have hypotonia versus macroglossia a. true b. false

A

tommy, a 6 yr old boy, is brought to your general dentist office for a visit. he is medically healthy with no contraindications for any tx. the child is very cooperative in the chair while you examine him. the pt brushes his teeth once daily and does not floss his teeth all of which is unsupervised. you cannot determine if the pt expectorates all of the toothpaste. the child uses a non-fluoridated toothpaste. he lives in an optimally fluoridated area and drinks water supplied by the city's water system. your caries risk assessment also reveals a diet where the child frequently drinks gatorade or mountain dew throughout the entire day, and snacks on raisins or fruit roll ups in between meals. extraoral examination had no abnormalities discovered. intraoral exam reveals all primary teeth still present. #3, 14, 19, 30 fully erupted, poor OH, teeth # A, J, and T have large cavitated, symptomatic interproximal carious lesions, and multiple grey shadows clinically interproximal suggesting caries on 4 additional primary molars. which of the following would be the BEST recommendation regarding fluoride? a. switch to rx strength fl toothpaste, place fl varnish b. switch to fl toothpaste, prescribe fl tablets, place fl varnish c. nothing d. switch to fl toothpaste that is not supervised

A

tommy, a 6 yr old boy, is brought to your general dentist office for a visit. he is medically healthy with no contraindications for any tx. the child is very cooperative in the chair while you examine him. the pt brushes his teeth once daily and does not floss his teeth all of which is unsupervised. you cannot determine if the pt expectorates all of the toothpaste. the child uses a non-fluoridated toothpaste. he lives in an optimally fluoridated area and drinks water supplied by the city's water system. your caries risk assessment also reveals a diet where the child frequently drinks gatorade or mountain dew throughout the entire day, and snacks on raisins or fruit roll ups in between meals. extraoral examination had no abnormalities discovered. intraoral exam reveals all primary teeth still present. #3, 14, 19, 30 fully erupted, poor OH, teeth # A, J, and T have large cavitated, symptomatic interproximal carious lesions, and multiple grey shadows clinically interproximal suggesting caries on 4 additional primary molars. which of the following would the BEST recommendation for the patient's next caries risk reassessment date? a. 4 weeks - 3 months b. 6 months c. 12 months d. 18 months

A

tommy, a 6 yr old boy, is brought to your general dentist office for a visit. he is medically healthy with no contraindications for any tx. the child is very cooperative in the chair while you examine him. the pt brushes his teeth once daily and does not floss his teeth all of which is unsupervised. you cannot determine if the pt expectorates all of the toothpaste. the child uses a non-fluoridated toothpaste. he lives in an optimally fluoridated area and drinks water supplied by the city's water system. your caries risk assessment also reveals a diet where the child frequently drinks gatorade or mountain dew throughout the entire day, and snacks on raisins or fruit roll ups in between meals. extraoral examination had no abnormalities discovered. intraoral exam reveals all primary teeth still present. #3, 14, 19, 30 fully erupted, poor OH, teeth # A, J, and T have large cavitated, symptomatic interproximal carious lesions, and multiple grey shadows clinically interproximal suggesting caries on 4 additional primary molars. which of the following would you perform during this visit? a. exam, prophy, bitewings, Fl varnish b. exam, prophy, pano c. exam, prophy, Fl foam d. exam and prophy

A

tooth ankylosis is defined as fusion of cementum or dentin with alveolar bone a. true b. false

A

when taking radiographs using the bisecting angle technique, the central ray is directed perpendicular to the bisector of the angle between the long axis of the tooth and the film a. true b. false

A

which of the following dental/perioral conditions are often seen in patients with a primary medical diagnosis of down syndrome? 1. appearance of macroglossia 2. angular cheilitis 3. delayed eruption sequence 4. missing/malformed teeth 5. oligodontia and/or microdontia a. all of the above b. 2, 3, 4, and 5 c. 2, 3, and 4 d. 1, 2, 4, and 5 e. 1, 2, and 5

A

which of the following is TRUE concerning the halo-effect of fluoride? a. fluoride is found in the preparation of many foods and beverages and is consumed in non-fl communities b. fluorosis is rarely seen and not on the rise even with the multiple avenues of fl availability c. several smaller amounts of fl cannot add up to be too much causing fluorosis in the permanent dentition d. fl is not found from many sources besides toothpaste and in the dental office

A

with respect to the maxillary arch nance appliance: 1. an indication for the use of this appliance is unilateral loss of a second primary molar 2. this appliance maintains the missing tooth space and helps to maintain leeway space 3. care must be taken during construction of the appliance that the "palatal button" does no impinge on the incisive foramen area lingual to the maxillary central incisors a. 2 and 3 b. 1 and 3 c. 1 and 2 d. all are true

A

a 2 yr old plays in a highly cooperative interactive manner with other 2 yr olds. a. true b. false

B

a pt classified with severe hemophilia when their clotting factor levels are greater than 5% a. true b. false

B

a vital pulp therapy procedure performed to encourage continued physiological development and formation of the root end. is the definition for: a. apexification b. apexogenesis c. partial (cvek) pulpotomy d. routine endodontic treatment

B

according to the 2008 AAPD guidelines on infant oral health care, parents should establish a dental home for all infants at _______ months of age. a. 6 b. 12 c. 18 d. 24

B

although there is a variation of as much as 18 months in the exfoliation time primary teeth, premature exfoliation in the absence of trauma should receive special attention. which of the following is TRUE regarding premature exfoliation of primary teeth? a. exfoliation of teeth in the absence of trauma in children younger than 5 years of age is normal b. hypophosphatasia and prepubertal periodontitis appears to be the most common cause of premature exfoliation of the primary teeth in the absence of trauma c. exfoliation may be associated with familial fibrous dysplasia, which occurs more often in females than males who have a mutation in the SH3BP2 gene d. all of the above e. none of the above

B

dwayne, a 4 yr old boy, is brought to the general dentist for his first visit. his mother has seen a black mark on one of his teeth which cannot be removed. review of the med hx reveals suspected asthma, penicillin allergy, and hx for a fall in the park 1 yr ago. the child is cooperating at the beginning of the appt but becomes 'fidgety as the time passes'. he speaks in a garbled manner which is difficult to understand. on dental extraoral exam no abnormalities discovered. on intraoral exam reveals occlusal caries on tooth A, J, K, mesial occlusal caries on T, large carious lesion on S with an associated buccal abscess. teeth O and P have exfoliated and #24 and 25 are erupting. in consideration of his behavior it is decided to prescribe an antibiotic and to reappoint him for extraction of the tooth with the use of N2O for behavior modification. if a space maintainer is needed, which one should it be? a. nance appliance b. band and loop c. none is needed d. lower holding arch

B

dwayne, a 4 yr old boy, is brought to the general dentist for his first visit. his mother has seen a black mark on one of his teeth which cannot be removed. review of the med hx reveals suspected asthma, penicillin allergy, and hx for a fall in the park 1 yr ago. the child is cooperating at the beginning of the appt but becomes 'fidgety as the time passes'. he speaks in a garbled manner which is difficult to understand. on dental extraoral exam no abnormalities discovered. on intraoral exam reveals occlusal caries on tooth A, J, K, mesial occlusal caries on T, large carious lesion on S with an associated buccal abscess. teeth O and P have exfoliated and #24 and 25 are erupting. in consideration of his behavior it is decided to prescribe an antibiotic and to reappoint him for extraction of the tooth with the use of N2O for behavior modification. when a patient has a history of asthma, it is not advised to use N2) a. true b. false

B

if a pt is seen within an hour after the injury and the vital pulp exposure is small and pin point, and if sufficient crown remains to retain a temporary restoration, it is recommended that the entire pulp be removed and the pulp canal is prepared for an endodontic procedure a. true b. false

B

in behavioral management of the child patient the necessary principals are all but: a. communication b. anger c. empathy d. coaching e. listening

B

in the child patient, the inferior alveolar nerve block injection must be made: a. slightly higher and more anteriorly than for an adult patient b. slightly lower and more posteriorly than for an adult patient c. slightly lower and more anteriorly than for an adult patient d. slightly higher and more posteriorly than for an adult patient e. none of the above

B

in the gemination of a mandibular permanent lateral incisor, the crown has a groove on the labial surface and is narrower than normal a. true b. false

B

nitrous oxide has a strong odor and taste a. true b. false

B

prolonged thumb sucking can cause the following problems: 1. maxillary anterior flaring of the primary and permanent teeth 2. cause speech problems as mispronounced Ts and Ds 3. lisping 4. tongue thrust a. 2 and 4 b. all are true c. 1 and 3 d. 1 and 2

B

pulp testing is indicated by day of trauma to establish a "base line" for future testing of the traumatized tooth. a. true b. false

B

the lesions associated with recurrent herpetic stomatitis infection occurs on the attached buccal gingiva. a. true b. false

B

the minimum accessible doorway width into a dental operatory is: a. 24 inches b. 32 inches c. 40 inches d. 50 inches

B

the most common trauma seen in the primary dentition is tooth avulsion a. true b. false

B

the pulpotomy procedure for permanent teeth with immature root development, but with healthy pulp tissue in the canals uses calcium hydroxide. why? a. to allow for apexification b. to allow for apexigenisis

B

the recommended use the dental explorer is: a. to remove plaque and debris from tooth surfaces, and to probe enamel b. to remove plaque and debris from tooth surfaces, but not to probe enamel c. to probe enamel, but not to remove plaque and debris from tooth surfaces d. neither to remove plaque, nor to probe enamel

B

what type of malocclusion is most susceptible to oral trauma? a. class 2 div 2 b. class 2 div 1 c. class 1 d. class 3

B

with respect to the maxillary arch nance appliance: 1. an indication for the use of this appliance is unilateral loss of a second primary molar 2. this appliance maintains the missing tooth space and helps to maintain leeway space 3. care must be taken during construction of the appliance that the "palatal button" does not impinge on the incisive foramen area lingual to the maxillary central incisors a. 1 and 3 b. 2 and 3 c. all are true d. 1 and 2

B

according to the text, the mean eruption age for the primary mandibular second molar is? a. 14 months b. 27 months c. 20 months d. 7 months

B, C

A 13 year old male was hit in the mouth, while playing baseball, and completely avulsed permanent tooth # 9. It took approximately 5 minutes to locate the tooth in the dirt and grass around where he stood at the time of the accident. The parents have called the dental office where the boy is a regular patient, and asked if the boy could be seen that day. It has now been about 15 minutes since the tooth was avulsed. They have tried to put the tooth back into the socket but are not able to do so. Once the patient arrives at the office, which is about 40 minutes since the tooth was avulsed and having being stored in an appropriate storage medium, the first thing that needs to be done in this case is: A. complete a comprehensive past medical and dental history for the patient B. obtain a maxillary anterior periapical X-ray of the area of tooth #9 C. as soon as possible, clean the tooth with saline, evacuate the socket with saline and replant the tooth with gentle pressure D. as soon as possible, gently scrub the root of the tooth with saline, evacuate the socket with saline and replant the tooth with gentle pressure

C

A 13 year old male was hit in the mouth, while playing baseball, and completely avulsed permanent tooth # 9. It took approximately 5 minutes to locate the tooth in the dirt and grass around where he stood at the time of the accident. The parents have called the dental office where the boy is a regular patient, and asked if the boy could be seen that day. It has now been about 15 minutes since the tooth was avulsed. They have tried to put the tooth back into the socket but are not able to do so. What was the first question the front desk person asked when the boy arrived? A. have you found the tooth? B. did he swallow the tooth? C. did he lose consciousness? D. did he throw-up? E. does he have other injuries?

C

A 3 year old male falls off his bike and hits his chin. You are most concerned about what? A. fractured teeth B. trismus C. condylar fractures D. infection

C

A 3 year old with a history of multiple hospitalizations for asthma comes in for an initial exam. The patient uses an albuterol nebulizer daily and is on an antihistamine as well. Based upon your clinical exam (which you perform using the knee to knee technique as the patient would not sit in the dental chair and thrashed about during the exam), you see that this patient has several areas of anterior and posterior decay. Twelve of twenty teeth are affected with dental caries. Based on this patient's behavior and dental needs, this patient would best benefit from treatment in which clinical setting? A. using traditional behavior management techniques in combination with nitrous oxide/oxygen analgesia B. using mild to moderate oral sedation C. using general anesthesia D. clinic using traditional behavior management techniques such as Tell-Show-Do and distraction

C

A 7-year-old patient with a history of Tetralogy of Fallot presents for a comprehensive exam, bitewings, and a panoramic x-ray. After reviewing the medical history with the father, you discover the patient did not take their SBE prophylaxis. Today, the patient for some reason is exhibiting several clinical manifestations you hadn't seen before at previous appointments. Typical manifestions of congenital heart defects include all of the following except: A. clubbing of the terminal phalanges of the fingers B. labored breathing C. ataxia D. perioral cyanosis

C

A healthy 5 year old female patient presents to the clinic with her mother who reports the child has been in pain for the last week with a tooth ache. Your clinical examination reveals that the child has several areas of decay with an abscess associated with tooth #B. The plan will be to extract tooth #B after the child finishes a course of antibiotics. The child is 33 lbs. (15 kg) and your plan is to prescribe a seven day course of Amoxicillin using a dosage of 20 mg/kg/day. The Amoxicillin is supplied in a 250 mg/5 ml suspension. The plan will be to use 2% lidocaine with 1: 100,000 epinephrine as the local anesthetic. What is the maximum dose of this type of local anesthetic in children? A. 2.2 mg/kg B. 3.3 mg/kg C. 4.4 mg/kg D. 5.5 mg/kg

C

A healthy 5 year old female patient presents to the clinic with her mother who reports the child has been in pain for the last week with a tooth ache. Your clinical examination reveals that the child has several areas of decay with an abscess associated with tooth #B. The plan will be to extract tooth #B after the child finishes a course of antibiotics. The child is 33 lbs. (15 kg) and your plan is to prescribe a seven day course of Amoxicillin using a dosage of 20 mg/kg/day. The Amoxicillin is supplied in a 250 mg/5 ml suspension. What is the total amount of Amoxicillin the child should receive per day? A. 200 mg B. 250 mg C. 300 mg D. 660 mg

C

According to the Frankl Behavioral Rating Scale, a child who demonstrates acceptance of treatment; cautious behavior at times; willingness to comply with the dentist, at times with reservation, but patient follows the dentist's directions cooperatively would merit a rating of: A. One (1) B. Two (2) C. Three (3) D. Four (4)

C

During preparation of a tooth for a stainless steel crown: A. approximately 2.5 mm of clearance with the opposing teeth is required. B. proximal surfaces are reduced using a No. 55 fissure bur at high speed. C. the gingival margin of the preparation on the proximal surfaces should be a smooth edge with no ledge or shoulder present. D. buccal and lingual surfaces should be reduced with a No. 69L bur.

C

Gingival margin is usually edematous, rounded and slightly reddened in: A. gingivitis B. during the course of tooth eruption and formation of marginal gingiva C. both A and B D. none of the above

C

The primary second molar appears _________ with a slight distal convergence of the crown when viewed from the occlusal surface. A. Round B. Ovoid C. Rectangular D. Rhomboid

C

The pulpal horns of primary teeth are ____________ pointed than the cusps would indicate. A. shorter and more B. shorter and less C. longer and more D. longer and less

C

What dental malocclusion has the highest percentage of dental trauma? A. Class I malocclusion B. Class II, division 2 malocclusion C. Class II, division 1 malocclusion D. Class III malocclusion

C

When extracting teeth on a child, where is the best position to stand? A. with the patient restrained B. with the patient sitting upright C. behind the patient D. in front of the patient

C

Which is the BEST order for the use of prescription fluoride toothpaste? A. Brush with toothpaste, Rinse with Act, Nothing to eat or drink for 30 minutes. B. Rinse with Act, Brush with toothpaste, Rinse with water, Nothing to eat or drink for 30 minutes. C. Brush with toothpaste, Do not rinse, Nothing to eat or drink for 30 minutes. D. Brush with toothpaste, Rinse with water, Nothing to eat or drink for 30 minutes.

C

Which of the following is the most cost-effective caries prevention measure available? A. Fluoride-containing dentifrices B. Home fluoride mouth rinses and gels C. Communal water fluoridation D. Topical fluorides in the dental office

C

a 13 year old male was hit in the mouth, while playing baseball, and completely avulsed permanent tooth #9. it took approx. 5 minutes to locate the tooth in the dirt and grass around where he stood at the time of the accident. the parents have called the dental office where the boy is a regular patient, and asked if the boy could be seen that day. it has now been about 15 minutes since the tooth was avulsed. they have tried to put the tooth back into the socket, but are not able to do so. once the patient arrives at the office, which is about 40 minutes since the tooth was avulsed and having being stored in an appropriate storage medium, the first thing that needs to be done in this case is: a. complete a comprehensive past medical and dental history for the patient b. obtain a maxillary anterior periapical xray of the area of tooth #9 c. as soon as possible, clean the tooth with saline, evacuate the socket with saline and replant the tooth with gentle pressure d. as soon as possible, gently scrub the root of the tooth with saline, evacuate the socket with saline and replant the tooth with gentle pressure

C

a 13 year old male was hit in the mouth, while playing baseball, and completely avulsed permanent tooth #9. it took approx. 5 minutes to locate the tooth in the dirt and grass around where he stood at the time of the accident. the parents have called the dental office where the boy is a regular patient, and asked if the boy could be seen that day. it has now been about 15 minutes since the tooth was avulsed. they have tried to put the tooth back into the socket, but are not able to do so. once the patient arrives at the office, which is about 40 minutes since the tooth was avulsed and having being stored in an appropriate storage medium. what was the first question the front desk person asked when the boy arrived? a. have you found the tooth? b. did he swallow the tooth? c. did he lose consciousness? d. did he "throw up"? e. does he have other injuries?

C

a boy, age 3 yrs 6 mons, is brought into your office with a history of toothache in a maxillary first primary molar, associated with eating sweet things. the pain disappears after rinsing the mouth. a radiograph reveals a large carious lesion closely approximating the pulp, but otherwise is negative. all other signs and symptoms are negative. the medical history includes idiopathic cyclic neutropenia: which is the correct treatment for this tooth? a. direct pulp cap b. indirect pulp cap c. extraction d. formocresol pulpotomy e. partial pulpectomy

C

according to the text, this approach used external anatomic landmarks to align the needle for local anesthesia. what best describes this technique "the barrel of the syringe is aligned with a line from the..." a. upper lip to the opposing ear b. lower lip to the opposing eye c. corner of the mouth to the intertragic notch d. all of the above e. none of the above

C

as discussed in the lecture on the pediatric periodontium in health and disease, the type of periodontium that is most likely to require gingival grafting prior to orthodontic tooth movement is: a. type 2 b. type 1 c. type 4 d. type 3

C

at what age do the premolars usually erupt? a. 6-8 b. 7-9 c. 10-12 d. 13-15

C

dwayne, a 4 yr old boy, is brought to the general dentist for his first visit. his mother has seen a black mark on one of his teeth which cannot be removed. review of the med hx reveals suspected asthma, penicillin allergy, and hx for a fall in the park 1 yr ago. the child is cooperating at the beginning of the appt but becomes 'fidgety as the time passes'. he speaks in a garbled manner which is difficult to understand. on dental extraoral exam no abnormalities discovered. on intraoral exam reveals occlusal caries on tooth A, J, K, mesial occlusal caries on T, large carious lesion on S with an associated buccal abscess. teeth O and P have exfoliated and #24 and 25 are erupting. in consideration of his behavior it is decided to prescribe an antibiotic and to reappoint him for extraction of the tooth with the use of N2O for behavior modification. what is the average age at which the lower central permanent incisors erupt? a. 2-3 b. 4-5 c. 6-7 d. 8-9 e. 10-11

C

dwayne, a 4 yr old boy, is brought to the general dentist for his first visit. his mother has seen a black mark on one of his teeth which cannot be removed. review of the med hx reveals suspected asthma, penicillin allergy, and hx for a fall in the park 1 yr ago. the child is cooperating at the beginning of the appt but becomes 'fidgety as the time passes'. he speaks in a garbled manner which is difficult to understand. on dental extraoral exam no abnormalities discovered. on intraoral exam reveals occlusal caries on tooth A, J, K, mesial occlusal caries on T, large carious lesion on S with an associated buccal abscess. teeth O and P have exfoliated and #24 and 25 are erupting. in consideration of his behavior it is decided to prescribe an antibiotic and to reappoint him for extraction of the tooth with the use of N2O for behavior modification. which radiographs should be used to assist with the complete diagnosis of the child? a. bitewings and pano b. pano c. bitewings d. full mouth set e. none

C

jake is an 11 yr old asian male with an unremarkable med and dental hx. clinical exam reveals that he has a significant lateral functional shift when asked to bite down. regarding jake, which developmental dental disturbance is not treated by dental extraction? a. concresence b. hyperdontia c. dens in dente d. root dilacerations e. ankylosis

C

maria is an 8 yr old hispanic female. she is extremely quiet and when you ask her why she doesn't say much, she notes that she is ashamed of the color of her teeth. only her central incisors and first molars exhibit discoloration. what is the most likely cause of this dental staining? a. dentinogenesis imperfecta b. amelogenesis imperfecta c. fluorosis d. tetracycline staining

C

nitrous oxide delivery machines come pre-equipped with a failsafe mechanism that will not allow less than _________ oxygen to be delivered to the patient a. 5% b. 10% c. 15% d. 20% e. 25% f. 30%

C

one method of performing the dental examination of a child in a private consultation area recommends that the _________ are seated face to face with their knees touching. a. assistant and the pt b. parent and the pt c. dentist and the parent d. dentist and the pt

C

paul, a 5 yr old, is brought to your general dentist office for a visit. he is medically healthy with no contraindications for any treatment. the child is cooperative in the chair while you examine him. extraoral exam had no abnormalities discovered. intraoral exam reveals normal eruption sequence and timing. he has a large carious lesion associated with #L and it is symptomatic. teeth #3, 14, 19, and 30 are unerupted, and only primary teeth are present. regardless of what you chose for an answer in the 2 questions above, if #L needed to be extracted which space maintainer would you choose with the following scenario? the patient now has #3, 14, 19 30, 23, 24, 25, and 26 fully erupted? a. no space maintainer b. band and loop c. lower lingual holding arch d. nance

C

the healthy 5 yr old female pt presents to the clinic with her mother who reports the child has been in pain for the last week with a toothache. your clinical exam reveals that the child has several areas of decays with an abscess associated with tooth #B. the plan will be to extraction #B after the child finishes a course of antibiotics. the child is 33 lbs (15 kg) and your plan is to prescribe a seven day course of amoxicillin using a dosage of 20 mg/kg/day. the amoxicillin is supplied in a 250 mg/5 ml suspension. the plan will be to use 2% lidocaine with 1:100,000 epinephrine as the local anesthetic. what is the maximum dose of this type of local in children? a. 2.2 mg/kg b. 3.3 mg/kg c. 4.4 mg/kg d. 5.5 mg/kg

C

the healthy 5 yr old female pt presents to the clinic with her mother who reports the child has been in pain for the last week with a toothache. your clinical exam reveals that the child has several areas of decays with an abscess associated with tooth #B. the plan will be to extraction #B after the child finishes a course of antibiotics. the child is 33 lbs (15 kg) and your plan is to prescribe a seven day course of amoxicillin using a dosage of 20 mg/kg/day. the amoxicillin is supplied in a 250 mg/5 ml suspension. what is the total amount of amoxicillin the child should receive per day? a. 200 mg b. 250 mg c. 300 mg d. 660 mg

C

the mm widths of the following teeth: 23 = 5.8 24 = 5.5 25 = 5.5 26 = 5.8 according to lecture, using the johnson and tanaka space analysis, how much space is required to accommodate the permanent maxillary left posterior quadrant of teeth (canine, first, and second bicuspids)? a. 21.8 mm b. 20.5 mm c. 22.3 mm d. 25.6 mm

C

when a primary molar tooth has been treated with a pulpotomy the restoration of choice is: a. a resin restoration with an orthodontic band b. an amalgam restoration c. a stainless steel crown d. a hard setting cement in the cavity

C

which of the following is the single most critical measure for reducing the risk of transmitting organisms? a. thorough med hx b. sterilizing all reusable instruments that penetrate or come into contact with oral tissues c. proper hand hygiene d. cleaning all reusable instruments in an ultrasonic cleaner

C

which of the following is true? a. numerous studies have shown that fluoride should be prescribed to pregnant women to improve the structure of the baby's primary teeth b. numerous studies have shown that extra caution and care is not needed when fluoride is placed in the mouth of young children 6 and under c. numerous studies have shown that the presence of fluoride greatly enhances the rate of remineralization of demineralized enamel and dentin d. none of the above

C

nitrous oxide should NOT be used in patients of the following ages: a. 0-6 years b. less than 12 years c. over 65 years d. a and b e. all of the above f nitrous oxide is suitable for all ages

F

T/F: A patient is classified with severe hemophilia when their clotting factor levels are greater than 5%.

False

paul, a 5 yr old, is brought to your general dentist office for a visit. he is medically healthy with no contraindications for any treatment. the child is cooperative in the chair while you examine him. extraoral exam had no abnormalities discovered. intraoral exam reveals normal eruption sequence and timing. he has a large carious lesion associated with #L and it is symptomatic. teeth #3, 14, 19, and 30 are unerupted, and only primary teeth are present. which of the following treatment is most appropriate for tooth #L? a. nothing b. DO amalgam c. pulpotomy and stainless steel crown d. extraction

D

T/F: Acute Herpetic Gingivitis is only seen in adults.

False

the healthy 5 yr old female pt presents to the clinic with her mother who reports the child has been in pain for the last week with a toothache. your clinical exam reveals that the child has several areas of decays with an abscess associated with tooth #B. the plan will be to extraction #B after the child finishes a course of antibiotics. the child is 33 lbs (15 kg) and your plan is to prescribe a seven day course of amoxicillin using a dosage of 20 mg/kg/day. the amoxicillin is supplied in a 250 mg/5 ml suspension. the patient returns the next day to the pediatric clinic with a postoperative complaint of pain to their lower lip. what is the most likely cause of this complication? a. primary herpetic gingivostomatitis b. local anesthetic necrosis c. mucocele sloughing d. lip biting

D

the maxillary left primary canine is: a. 6 b. c c. 11 d. h e. k

D

A 13 year old male was hit in the mouth, while playing baseball, and completely avulsed permanent tooth # 9. It took approximately 5 minutes to locate the tooth in the dirt and grass around where he stood at the time of the accident. The parents have called the dental office where the boy is a regular patient, and asked if the boy could be seen that day. It has now been about 15 minutes since the tooth was avulsed. They have tried to put the tooth back into the socket but are not able to do so. When the parents contacted the dental office, what did the front desk person advise parents to do? A. wrap the tooth in water moistened cloth and immediately bring it to the office B. put the tooth under the child's tongue to keep it moist and immediately bring it to the office C. scrub the root completely to remove any dirty material from root and immediately bring it to the office D. put the tooth in some milk and immediately bring it to the office E. none of the above

D

An 18-inch length of dental floss should be doubled and securely fastened to the bow of the clamp to: A. attach the clamp to the rubber dam material. B. permit application of the clamp to the tooth. C. orient the bow of the clamp to the distal. D. facilitate retrieval if the clamp should slip and fall toward the pharynx.

D

As discussed in the lecture on the Pediatric Periodontium in Health and Disease, the type of periodontium that is most likely to require gingival grafting prior to orthodontic tooth movement is: A. Type 1 B. Type 2 C. Type 3 D. Type 4

D

T/F: Autism Spectrum Disorder (ADS) is a non-progressive disorder caused by brain damage that occurred prenatally, during birth, or in the postnatal period before the central nervous system reached maturity.

False

Characteristics of a chronic rather than acute alveolar abscess include: A. Use of antibiotic therapy to relieve symptoms. B. Tooth sensitivity to percussion and movement. C. Diagnosis based on radiographic evidence of a thickened periodontal membrane. D. Less soreness, and often a better-defined radiographic lesion.

D

Early Childhood Caries can be prevented by: A. prophylactic use of antibiotics B. elimination of all soy products from diet C. prescribing fluoride during pregnancy D. early counseling the parents

D

How many parts per million (ppm) does fluoride varnish have? A. 1000 ppm B. 5000 ppm C. 12,3000 ppm D. 22,500 ppm

D

It is estimated that a pit and fissure surface on a permanent first molar is ___ times more likely to be carious or restored after 15 years if it is not sealed with a single application of pit and fissure sealant. A. 1.5 B. 3.5 C. 5.5 D. 7.5

D

Use of ________________ produced the greatest penetration of the sealant into etched enamel in laboratory studies. A. a dry bristle brush B. aluminum oxide air abrasion C. pumice D. a quarter round bur

D

When extracting mandibular molars, where should the forcep be placed? A. Sideways B. At the level of decay C. On the lateral surface D. In the furcation

D

Which of the following is a true of macroglossia? A. Macroglossia is characteristic of hyperthyroidism. B. It occurs exclusively as a familial autosomal dominant trait. C. Macroglossia is not associated with malocclusion. D. Both allergic reaction and injury can cause such severe enlargement of the tongue that a tracheotomy is necessary to maintain a patent airway.

D

Which of the following remains the standard material for pulp capping normal vital pulp tissue? A. zinc oxide eugenol B. mineral trioxide aggregate C. adhesive bonding agent D. calcium hydroxide

D

Which of the following statements is true concerning dental fluorosis of primary teeth? A. Dental fluorosis of primary teeth is most commonly observed on maxillary central incisors. B. The middle of the third year of life seems to be the most important time with regard to the development of fluorosis in the primary dentition. C. Dental fluorosis does not occur in primary teeth. regard to the development of fluorosis in the primary dentition. D. There appears to be a genetic influence on the development of fluorosis.

D

Which of the following statements is true concerning maternal anxiety and a child's cooperative behavior at the first dental visit? A. High anxiety on the part of parents does not affect their children's behavior negatively. B. Only children under 4 years of age can be affected by their mothers' anxieties. C. Maternal anxiety will affect children's behavior more negatively as the child gains independence. D. There is a significant correlation between maternal anxiety and a child's cooperative behavior at the first dental visit.

D

Which of the following types of teeth are usually least affected by severe early childhood caries (S-ECC)? A. Mandibular canines B. Maxillary and mandibular first primary molars C. Maxillary anterior teeth D. Mandibular incisors

D

Which primary molar is the most completely calcified at birth? A. mandibular first primary molar B. mandibular second primary molar C. maxillary second primary molar D. maxillary first primary molar

D

With regards to the width of the periodontal ligament (PDL) and the alveolar bone, the following generalizations can be made when comparing the pediatric periodontium with that of the adult periodontium. In the pediatric periodontium: A. The alveolar bone has larger marrow spaces and the PDL width is similar when compared to the adult. B. The alveolar bone has smaller marrow spaces and the PDL width is narrowed when compared to the adult. C. There are no noticeable differences between the alveolar bone and the PDL width when compared to the adult. D. The alveolar bone has larger marrow spaces and the PDL width is wider when compared to the adult

D

patients with chronic severe asthma who are on daily, long term oral steroid medications could be prone to: a. over react to stress b. increase of oral thrush infections c. early closure of growth sites d. all of the above e. a and b

D

patients with chronic severe asthma who are on daily, long-term oral steroid medications could be prone to: a. over react to stress b. increase of oral thrush infections c. early closure of growth sites d. all of the above e. a and b

D

A 13 year old male was hit in the mouth, while playing baseball, and completely avulsed permanent tooth # 9. It took approximately 5 minutes to locate the tooth in the dirt and grass around where he stood at the time of the accident. The parents have called the dental office where the boy is a regular patient, and asked if the boy could be seen that day. It has now been about 15 minutes since the tooth was avulsed. They have tried to put the tooth back into the socket but are not able to do so. Once the avulsed tooth is repositioned in proper place within the socket, which of the following are additional appropriate steps in treating this clinical situation?: 1. Verify normal position of the replanted tooth clinically and radiographically. 2. Apply a flexible splint for a minimum of 4 weeks. 3. Administer systemic antibiotics. 4. If the avulsed tooth has been in contact with soil and if tetanus coverage is uncertain, refer for a tetanus booster.Initiate root canal treatment 14-21 days after replantation and before splint removal. A. 1, 2, 3, and 5 B. 1, 3, 4, and 5 C. 1, 2, 3, and 4 D. 1, 3, and 4 E. all are correct

D

a 13 year old male was hit in the mouth, while playing baseball, and completely avulsed permanent tooth #9. it took approx. 5 minutes to locate the tooth in the dirt and grass around where he stood at the time of the accident. the parents have called the dental office where the boy is a regular patient, and asked if the boy could be seen that day. it has now been about 15 minutes since the tooth was avulsed. they have tried to put the tooth back into the socket, but are not able to do so. once the patient arrives at the office, which is about 40 minutes since the tooth was avulsed and having being stored in an appropriate storage medium when the parents contacted the dental office, what did the front desk person advise parents to do? a. wrap the tooth in water moistened cloth and immediately bring it to the office b. put the tooth under the child's tongue to keep it moist and immediately bring it to the office c. scrub the root completely to remove any dirty material from root and immediately bring it to the office d. put the tooth in some milk and immediately bring it to the office e. none of the above

D

a 13 year old male was hit in the mouth, while playing baseball, and completely avulsed permanent tooth #9. it took approx. 5 minutes to locate the tooth in the dirt and grass around where he stood at the time of the accident. the parents have called the dental office where the boy is a regular patient, and asked if the boy could be seen that day. it has now been about 15 minutes since the tooth was avulsed. they have tried to put the tooth back into the socket, but are not able to do so. once the patient arrives at the office, which is about 40 minutes since the tooth was avulsed and having being stored in an appropriate storage medium. once the avulsed tooth is repositioned in proper place within the socket, which of the following are additional appropriate steps in treating this clinical situation? 1. verify normal position of the replanted tooth clinically and radiographically 2. apply a flexible splint for a minimum of 4 weeks 3. administer systemic antibiotics 4. if the avulsed tooth has been in contact with soil and if tetanus coverage is uncertain, refer for a tetanus booster 5. initiate root canal treatment 14-21 days after replantation and before splint removal a. 1, 2, 3, and 5 b. 1, 3, 4, and 5 c. 1, 2, 3, and 4 d. 1, 3, and 4 e. 1, 4, and 5 f. all are correct

D

a 7 yr old with crowded erupting mandibular incisors presents with a non-restorable left mandibular first primary molar. the reason(s) for placing an immediate band and loop space maintainer include(s): a. to prevent mesial drift of the second primary molar b. to prevent a decrease of over jet c. to prevent a midline shift to the affected side d. a and c e. a, b, and c

D

a boy, age 3 yrs 6 mons, is brought into your office with a history of toothache in a maxillary first primary molar, associated with eating sweet things. the pain disappears after rinsing the mouth. a radiograph reveals a large carious lesion closely approximating the pulp, but otherwise is negative. all other signs and symptoms are negative. the medical history includes idiopathic cyclic neutropenia: if bone loss had been radiographically in this primary molar, it would be located? a. anteriorly b. periapically c. dorsally d. in the furcation

D

a five yr old boy is brought to your dental office as a new patient. clinical and radiographic examination reveals that the right mandibular second primary molar has been extracted several months ago with no provision for space management. all other teeth are present and sound. which of the following statements are correct recommendations for supervision of this developing occlusion? a. from the radiograph, determine the intragingival distance from the distal aspect of the primary tooth to the mesial aspect of the unerupted permanent tooth b. fabricate a roche distal shoe with a knife edge sharp intragingival extension c. if the radiograph indicates that the first permanent molar has not moved mesially, wait for eruption of the permanent molar before fabricating a space maintainer d. a and b

D

a permanent central incisor has been avulsed entirely from its socket. the parent is about 15 minutes away from your office. the child did not lose consciousness during the traumatic event. they have tried to put the tooth back into the socket, but are not able to do so. what do you tell them to do? a. scrub the root completely to remove any dirty material from root and immediately bring it to the office b. wrap the tooth in a water moistened cloth and immediately bring it to the office c. put the tooth under the child's tongue to keep it moist and immediately bring it to the office d. put the tooth in some milk and immediately bring it and the child to the office

D

fluorosis of ossified tissue is a variable effect of systemic fluoride exposure. which of the following is true regarding fluorosis? a. there is research that indicates susceptibility to dental fluorosis is influenced by genetic factors b. dental fluorosis is the variable result of the effect of fluoride on enamel development c. evidence of fluorosis in ossified tissue is indicative of the time in development in which they were ossified d. all of the above e. none of the above

D

if an avulsed tooth has been stabilized using a splint, which best describes the time usually required for splinting? a. use a semi rigid splint for a minimum of 4 weeks b. use a rigid splint for a minimum of 4 weeks c. use a semi rigid splint for a 14-21 day time period d. use a semi rigid splint for a 7-10 day time period

D

in the dental office the basic domains of behavior management do not include: a. reward orientated b. communicative/linguistic c. psychological/pharmacology d. punishment e. physical/aversive

D

many times dental patients with disabilities benefit from the use of physical stabilization. when would physical stabilization not be suitable? a. when the patient remains uncooperative with other behavior techniques b. when the safety of the patient and/or practitioner would be at risk without stabilizaiton c. when the patient cannot cooperate due to physical disability d. when the patient has an underlying medical or systemic conditions making stabilization difficult

D

maria is an 8 yr old hispanic female. she is extremely quiet and when you ask her why she doesn't say much, she notes that she is ashamed of the color of her teeth. only her central incisors and first molars exhibit discoloration. which of the following treatment options could be used to treat maria? a. composite veneers b. microabrasion c. bleaching d. all of the above

D

oral findings of dental patients with chronic severe asthma include: a. adenoid facies b. hyperplastic papillary gingivitis c. high palatal vault d. all of the above e. none of the above

D

tommy, a 6 yr old boy, is brought to your general dentist office for a visit. he is medically healthy with no contraindications for any tx. the child is very cooperative in the chair while you examine him. the pt brushes his teeth once daily and does not floss his teeth all of which is unsupervised. you cannot determine if the pt expectorates all of the toothpaste. the child uses a non-fluoridated toothpaste. he lives in an optimally fluoridated area and drinks water supplied by the city's water system. your caries risk assessment also reveals a diet where the child frequently drinks gatorade or mountain dew throughout the entire day, and snacks on raisins or fruit roll ups in between meals. extraoral examination had no abnormalities discovered. intraoral exam reveals all primary teeth still present. #3, 14, 19, 30 fully erupted, poor OH, teeth # A, J, and T have large cavitated, symptomatic interproximal carious lesions, and multiple grey shadows clinically interproximal suggesting caries on 4 additional primary molars. which of the following would be the BEST recommendation regarding the pt's use of non-fluoridated toothpaste? a. discontinue use of non-fluoridated toothpaste and switch to a non-prescription strength fluoridated toothpaste using a smear that is not supervised b. continue use c. discontinue use of non-fluoridated and switch to a non-rx strength fluoridated toothpaste using a pea size amount that is not supervised d. discontinue use of non-fl toothpaste and switch to prevident 5000 rx strength toothpaste with brushing and flossing supervised by parent

D

what approx. percentage of trauma is related to falls? a. 70% b. 60% c. 50% d. 40%

D

when a nitrous oxide tank is one third full what will the pressure gauge read? a. full b. half full c. one third full d. the pressure gauge does not give an accurate representation of the amount of nitrous remaining as it is in liquid form e. none of the above

D

when a primary molar tooth has been treated with a pulpotomy the restoration of choice is: a. a hard setting cement in the cavity b. a resin restoration with an orthodontic band c. an amalgam restoration d. a stainless steel crown

D

which of the following are advantages of using the molt mouth prop in the delivery of dental care in the disabled population? 1. keeps mouth open due to muscle involvement 2. allows availability and visibility of opposite side of the mouth during care 3. keeps patient from biting down 4. aids in the exfoliation of teeth during the procedure a. 1, 2, and 4 b. all are true c. 2, 3, and 4 d. 1, 2, and 3

D

which of the following conditions of the hair or skin are contagious? a. head lice and impetigo, but not ring worm b. ring worm and impetigo, but not head lice c. head lice and ring worm, but not impetigo d. head lice, ring worm, and impetigo

D

which of the following statements is true concerning child abuse and neglect? a. usually, one individual is responsible for "deciding" what is abuse or neglect b. maltreatment is always willful c. determination of threat or harm is quite clear and gray areas are not found d. it is the result of acts of commission or omission on the part of a responsible caretaker

D

with respect to intrusion in primary and permanent teeth: 1. in primary teeth, 90% of intruded teeth will re-erupt spontaneously in 2-6 months 2. even in cases of complete intrusion and displacement of primary teeth through the labial bone plate, a retrospective study showed the re-eruption and survival of most teeth for more than 36 months 3. ankylosis may occur, however, if the periodontal ligament of the affected tooth was severely damaged, there may be delayed eruption of the permanent successor a. 2 and 3 b. 1 and 3 c. 1 and 2 d. all are true

D

with respect to primate space: 1. primate space occurs in approximately 25% of children 2. in the maxillary arch, primate space appears between the upper lateral incisor and the upper canine 3. in the mandibular arch, primate space appears between the lower canine and the lower first deciduous molar a. all are true b. 1 and 3 c. 1 and 2 d. 2 and 3

D

A 3 year old with a history of multiple hospitalizations for asthma comes in for an initial exam. The patient uses an albuterol nebulizer daily and is on an antihistamine as well. Based upon your clinical exam (which you perform using the knee to knee technique as the patient would not sit in the dental chair and thrashed about during the exam), you see that this patient has several areas of anterior and posterior decay. Twelve of twenty teeth are affected with dental caries. Which of the following are typical side effects of this patient's asthma medications? 1. Xerostomia 2. Decreased salivary flow rate 3. Candidiasis 4. Decreased salivary pH A. 1 and 3 B. 1, 2, 3 C. 2 and 4 D. 1, 2, and 4 E. all of the above

E

A healthy 5 year old female patient presents to the clinic with her mother who reports the child has been in pain for the last week with a tooth ache. Your clinical examination reveals that the child has several areas of decay with an abscess associated with tooth #B. The plan will be to extract tooth #B after the child finishes a course of antibiotics. The child is 33 lbs. (15 kg) and your plan is to prescribe a seven day course of Amoxicillin using a dosage of 20 mg/kg/day. The Amoxicillin is supplied in a 250 mg/5 ml suspension. What combination of local anesthetic techniques will provide the most effective local anesthesia for this patient? 1. ASA (anterior superior alveolar injection) 2. MSA (middle superior alveolar injection) 3. PSA (posterior superior alveolar injection) 4. Nasopalatine 5. Greater palatine A. 1 and 4 B. 2 and 4 C. 3 and 4 D. 1 and 5 E. 2 and 5 F. 3 and 5

E

Which of the following is the most appropriate radiographic series for a child with mixed dentition? A. maxillary and mandibular occlusal projections B. panoramic only C. 2 size 0 bitewings D. three size 2 anterior E. panoramic and posterior bitewings

E

all of the following are major factors that affect child development except: a. socialization b. grow toward independent functioning c. intellectual development d. environment e. all are factors that affect child development f. none are factors that affect child development

E

an ideal lateral facial profile for a seven year old included the following criteria: a. the most anterior aspect of the upper lip 5 mm ahead of frankfort horizontal perpendicular (FHP) b. the chin 15 mm ahead of FHP c. 100* nasolabial angle d. a and b e. a and c

E

conscious sedation can be used safely and effectively with pts unable to receive dental care for reasons of age or mental, physical, or medical conditions. goals of sedation include: a. produce positive psychological response to treatment and return the pt to a safe psychological state when discharged b. manage disruptive pt behavior c. facilitate quality care and pt welfare d. a and b e. all of the above

E

cyanotic congenital heart disease is characterized by right to left shunting of blood within the heart. clinical manifestations include: a. clubbing of fingers and toes b. cyanosis c. poor physical development d. a and c e. all of the above

E

A 7-year-old patient with a history of Tetralogy of Fallot presents for a comprehensive exam, bitewings, and a panoramic x-ray. After reviewing the medical history with the father, you discover the patient did not take their SBE prophylaxis. Today, the patient for some reason is exhibiting several clinical manifestations you hadn't seen before at previous appointments. T/F: For today's procedures, is SBE prophylaxis is not necessary.

True

A healthy 5 year old female patient presents to the clinic with her mother who reports the child has been in pain for the last week with a tooth ache. Your clinical examination reveals that the child has several areas of decay with an abscess associated with tooth #B. The plan will be to extract tooth #B after the child finishes a course of antibiotics. The child is 33 lbs. (15 kg) and your plan is to prescribe a seven day course of Amoxicillin using a dosage of 20 mg/kg/day. The Amoxicillin is supplied in a 250 mg/5 ml suspension. T/F: The extraction is being delayed for 7 days to give the antibiotics an opportunity to work because local anesthetics aren't as effective in acidic environments.

True

T/F: A vital pulp therapy procedure performed to encourage continued physiological development and formation of the root end is known as apexogenesis.

True

T/F: According to Baume, a ""late shift"" occurs when proper first permanent molar occlusion is attained after the mandibular second primary molar exfoliates.

True

T/F: Cerebral Palsy is a non-progressive disorder caused by brain damage that occurred prenatally, during birth, or in the postnatal period before the central nervous system reached maturity.

True

T/F: Fusion of the Teeth is the union of two independently developing teeth in either the primary or secondary dentition.

True

T/F: Gemination is an attempted division of a single tooth germ by invagination in either the primary and permanent dentition.

True

T/F: In personal and psychological development, middle adolescence is a time of increased peer/group activities and peer influences on the young adult.

True

T/F: In primary teeth there is less bulk of thickness of the dentin and so the pulp is proportionately larger than that of the permanent teeth.

True

T/F: In the pediatric or young adult patient, once the marginal tissue recedes apical to the CEJ and there is no attached gingiva or minimal keratinized tissue, and a frenulum pull is present, a gingival graft is recommended.

True

T/F: In the radiographic representation of a Compound Composite Odontoma, the anomalous structure consists of small structures resembling teeth

True

T/F: Migration of neighboring teeth is seen with an avulsion in the primary dentition prior to eruption of the primary cuspids.

True


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