2014 RQ

Pain on biting & cold sensitivity in mand.left molar after 3yr placement of crown? a-hyperocclusion b-vertical root fracture c-apical periodontitis d-apical abscess

b-vertical root fracture

Property of material that is able to absorb forces before fracture? a-Knoop hardness b-yield strength c-ultimate strength d-proportional limit

b-yield strength

In which of the following may a false-negati9ve response to the pulp tester occur? a. primarily in anterior teeth b. in a patient with a history of trauma c. most often in teenagers d. in the presence of periodontal disease

b. in a patient with a history of trauma

The majority of patients with symptoms of severe odontogenic pain have a diagnosis of which of the following? a. periodontal abscess b. irreversible pulpitis c. acute apical periodontitis d. acute apical abscess

b. irreversible pulpitis

. Which of the following statements regarding internal resorption is accurate? a. the condition is usually accompanied by symptoms b. it is continuous c. if it self-limiting d. it is usually visible in its early stages e. It is treated only if time shows it to be progressive

b. it is continuous

PFM reduction in incisal third? a-0.7mm b-0.5mm c-1.0mm d-1.5mm

d-1.5mm

The best approach for diagnosis of odontogenic pain is which of the following? a. radiographic examination b. percussion c. visual examination d. a step-by-step, sequenced examination and testing approach

d. a step-by-step, sequenced examination and testing approach

Radiation therapy to the pt 'll effect,which surfaces of teeth? a-all surfaces b-buccal c-lingual d-proximal e-cervical

b-buccal

Light ortho force cause? a-relacement resorption b-direct resorption c-indirect resorption d-severe resorption

b-direct resorption

Loosening and premature loss of deciduous teeth seen in early stage of - hyperphosphatasia - hypophosphatasia - psuodophosphatasia - vit d resistant rickets - vit d deficient rickets

- hypophosphatasia

The acute apical abscess is best differentiated from the acute apical periodontitis by which of the following? a. pulp testing b. radiographic appearance c. presence of swelling d. degree of mobility

. presence of swelling

. Which is true about dentition crowding? Spacing in primary dentition indicates that spacing will be present in the permanents. 15% of adolescents have crowding that requires extraction. Crowding of the primary dentition usually resolves as the permanent teeth erupt. Lower incisor crowding is more common in African-American than whites.

15% of adolescents have crowding that requires extraction

Epinephrine + nitroglycerin is what type of antagonism 1) chemical 2) physiologic 3) competitive.

2) physiologic

Which of the following drugs is mostly associated with the risk of heart attack? 1)Asprin 2)Valecoxib 3)Naproxen 4)Carboprost

2)Valecoxib

In young children with avulsed and replanted permanent teeth that have open apices, the blood supply is usually regained within 7 days 10 days 20 days 30 days

20 days

Which of the following antibiotics is safe for a Myasthenia gravis patient? 1-Clarithromycin 2-clindamycin 3-penicillin 4-Imipenem

3-penicillin

a 25 yrs old patient came to ur office with fractured root of central incisor at the level of middle and apical third .. treatment would be 1. convectional rct 2. rct of coronal segment 3. splinting the two fragments 4. Extraction

3. splinting the two fragments

Evaluation after scaling and root planning is done after how many days. 7-10 days, 14-21 days 4-6 weeks

4-6 weeks

Most imp are to hav thickness on the the metal on FPD...? Mesiodistal Bucco lingual

Bucco lingual

Which of the following is contraindicated for a formocresol pulpotomy on a primary molar A. Tooth that is sensitive to sweets B.nexposure of pulp during excavation of caries C. Radio graphic evidence of internal resorption D. Radio graphic evidence of deep caries approximating the coronal pulp

C. Radio graphic evidence of internal resorption

What is contraindicated in asthmatics? Cholinergics Anticholinrgcs Both None

Anticholinrgcs

. Dry socket after tooth extraction in diabetic patients is caused due to:A-infection B-Delayed wound healing C-Atherosclerosis D-non of the above

Atherosclerosis

4 Gy at 2 M. At 1 M it will be: A. 6 Gy B. 2 Gy C. 16 Gy D. 8 Gy

C. 16 Gy

Same level attachment loss & pocket depth would have same prognosis?T/F

False

Initial instrumentation in endodontic treatment is done to the level of A) radiographic apex B) dej C) Cementodentinal junction D) cementopulpal junction

Cementodentinal Junction

TELL SHOW DO" is advised in ADHD pts?T/F

False

There is no formation of junctional epithelium in implants .. True or false

False

Which adverse effect results from bleaching an endodontically treated tooth? Demineralization of tooth structure Gingival inflammation External cervical resorption Infection

External cervical resorption

Bonding agent bond to dentin more than enamel?T/F

False

Does a Diabetes patient need antibiotic before treatment? true /false

False

Large filler particles in composite increase polishibility & finishing?T/F

False

.Flouride and sealants modify which of the following factor the most.?? host time substrare microflora

Host

Which of the following is not a key feature of replacement resorption? 1)Lack of mobility 2)Lack of Pdl 3)Pink appearnce 4)Infra-occlusion

Pink appearnce

Which is the purpose of the radiographic penny test? Fixer action Correct development temperature Proper safe-lighting conditions Developer action

Proper safe-lighting conditions

Which of the following is contraindicated for a formocresol pulpotomy on a primary molar A. Tooth that is sensitive to sweets B.nexposure of pulp during excavation of caries C. Radio graphic evidence of internal resorption D. Radio graphic evidence of deep caries approximating the coronal pulp

Radio graphic evidence of internal resorption

A 12 year old boy has a skeletal class 3 malocclusion.as he get older which of the following cephalometric values increases? 1)ANb 2)SNA 3)SNb

SNb

Most Periodontitis happens is: 1-diabetes 2-Tabacco

Tabacco

. Endodontically treated teeth are more prone to root reorption when orthodontically moved. T or F??

True

Distoangular 3rd molar most difficult extraction for mandible....T/F?

True

Large filler particles in composite increase the strength of hardness?T/F

True

Mesioangular 3rd molar most difficult extraction for maxilla ....T/F?

True

Which feature have wavelength? a-Hue b-Chroma c-Value d-Translucency

a-Hue

When you remove Mand.3rd molar ,you might injure? a-lingual n b-IAN c-long buccal n d-auriclotemporal n..

a-lingual n

Short axial wall molar needed crown,what is the least way to enhance retention? a-using circumferential shoulder finishing line b-reduction in convergence angle c-making grooves d-making boxes

a-using circumferential shoulder finishing line

Of the following, which is the most likely to have referred pain? a. irreversible pulpitis b. reversible pulpitis c. acute apical periodontitis d. phoenix abscess

a. irreversible pulpitis

. The lateral periodontal abscess is best differentiated from the acute apical abscess by which of the following? a. pulp testing b. radiographic appearance c. location of swelling d. probing patterns

a. pulp testing

. Medical history of coronary heart disease is significant for which of the following reasons? a. it contraindicates endo treatment b. many heart medications impact dental treatment c. it indicates the need for premedication with antibiotics d. it contraindicates local anesthetic with epinephrine

b. many heart medications impact dental treatment

Irreversible pulpitis is often defined by which of the following? a. moderate response to percussion b. painful, lingering response to cold c. short, painful response to cold d. short, painful response to heat

b. painful, lingering response to cold

Pt is evaluated after perio therapy,what would u check? a-attachment loss b-pocket depth c-bleeding on probing d-OH

c-bleeding on probing

what type of cells seen in established gingvitis? a-PMNs b-plasma cells c-macrophage d-lymphocyte

c-macrophage

Percussion of a tooth is a test for which of the following? a. pulpal inflammation b. pulpal necrosis c. acute periradicular inflammation d. chronic periradicular inflammation

c. acute periradicular inflammation

Which of the following statements regarding a test cavity is accurate? a. it is the first test in diagnostic sequence b. it often results in a dull pain response c. it is used when all other test findings are equivocal d. it should be performed with local anesthetic

c. it is used when all other test findings are equivocal

A sinus tract that drains out on the face (through skin) is most likely from which of the following? a. nonodontogenic pathosis b. periodontal abscess c. periradicular (Endodontic) pathosis d. pericoronitis of a Mandibular, third molar

c. periradicular (Endodontic) pathosis

.....is beta lactamase inhibitor a.ampicillin b.cloxacillin c.sulbactum d.penicillin g

c.sulbactum beta lactamase inhibitors are 4 types which are clavulanic acid, sulbactam, tazobactam, avibactam

The abrupt change in radiographic appearance in the following illustration probably indicates which of the following (has radiograph showing a canal that abruptly stops about halfway down the tooth)? a. calcific metamorphosis b.dense accumulation of diffuse calcification c. increased density of overlying bone d. bifurcation into two canals

d. bifurcation into two canals

Of the following cold testing agents, which is the least effective in producing a response? a. bathing a tooth in ice watery b. dicholorodifluoromethane (DDM) c. CO2 snow (dry ice) d. ethyl chloride

d. ethyl chloride

Radiographically, which of the following statements regarding acute apical abscess is most accurate? a. it is generally of larger size than other lesions b. it has more diffuse margins than other lesions c. it often contains radiopacities (calcification) d. it may not be evident

d. it may not be evident

Chronic apical periodontitis is best differentiated from acute apical periodontitis by which of the following? a. pulp testing and radiographic appearance b. pulp testing and nature of symptoms c. radiographic appearance and nature of symptoms d. pulp testing, radiographic appearance, and nature of symptoms

d. pulp testing, radiographic appearance, and nature of symptoms

Pulp stones are consistent indicators of which of the following? a. periodontal inflammation impacting the pulp b. pulpal inflammation c. older patient d. pulp that had been injured in the past but has recovered e. none of the above

e. none of the above

In maxillary complete denture, accurate adaptation of the border of maxillary facial flange affects which of the following most: Speech support stability esthetics

esthetics

. Anesthetic testing is most effective in localizing pain to which of the following? A. specific tooth B. mandible or maxilla c. across the midline of the face d. posterior tooth

mandible or maxilla

Most commonly ankylosed tooth 1) primary second molar 2) primary first molar

primary second molar

which of the following properties of sodium hypochlorite most undesirable a. smell b. toxicity to viral dentin c. tendency to bleach dentin d. corrosive actin on endodontics files

smell

. Areas of rarefaction are evident on radiographic examination in which of the following? a. when the tooth is responsive to cold b. when the tooth is responsive to percussion c. when a tooth fracture has been identified d. when the cortical layer of bone has been eroded

when the cortical layer of bone has been eroded