Rapid Fire Review Questions

Dense, organized community of microorganisms that is bound to tooth and epithelium, unable to be removed with oral irrigation. Loosely adherent plaque Acquired pellicle Attached plaque

Attached plaque

Which one is defined as a division into two parts or branches such as any two roots of a tooth? Bifurcation Enamel pearl

Bifurcation

The certainly lethal dose (CLD) of sodium fluoride for a child is 5 to 10 grams. FALSE TRUE

False, 5-10 grams is the adult CLD; child CLD is 1g

Which ingredient is added to dentifrices as a detergent to loosen debris and stain? Benzoates Triclosan Glycerin Sodium lauryl sulfate

Sodium lauryl sulfate

Which type of furcation do maxillary molars have? Bifurcation Trifurcation

Trifurcation

Systemic fluoride is effective from 6 months to 14 years of age. TRUE FALSE

True

Which Gracey curet is used for the direct lingual and facial surfaces of posterior teeth? \r\n 01-2 13/14 15/16 07-8

07-8

Which Gracey currete is used for all anterior surfaces? 1-2 7-8 13/14 15/16

1-2

A thin, clear unstructured organic membrane that forms over exposed tooth surfaces and restorations within minutes after professional and self-polishing techniques is called what? Loosely adherent plaque Acquired pellicle Attached plaque

Acquired pellicle

Which method of stain removal is indicated for patients with dental implants? Air polishing Rubber cup polishing

Air polishing

Which one is used to remove an overhang when there is an adjacent tooth present? Finishing bur Amalgam knife

Amalgam knife

Which ingredient is added to dentifrices as a preservative to prevent bacterial growth and prolong shelf life? Triclosan Glycerin Benzoates Sodium lauryl sulfate

Benzoates

Which type of stain is associated with iron? Orange Green Black line Brown

Black line

Which artery is located on the inside of the upper arm and is best to use on toddlers and infants? Brachial Radial Carotid

Brachial

Which one is defined as a slowness of the heartbeat evidenced by a decrease in the pulse rate to less than 60 beats per minute? Bradycardia Tachycardia

Bradycardia

Which one is defined as slow respiration? Bradycardia Bradypnea Tachycardia Tachypnea

Bradypnea

Which artery supplies blood to the head and neck and is located along the outer edge of the trachea? Carotid Brachial Radial

Carotid

In which type of malocclusion is the molar relationship normal, with malposition of individual teeth or groups of teeth? Class III Class I Class II div. 2 Class II div. 1

Class I

Which classification of furcation has evidence of early bone loss in furca area and the instrument can enter the depression leading to the furca? Class IV Class II Class I Class III

Class I

Which classification of furcation has evidence of moderate bone loss in furcation area and the instrument can enter furca, but cannot pass between roots? Class I Class III Class IV Class II

Class II

Which classification of mobility involves moderate horizontal mobility, greater than 1mm and no vertical movement? Class II Class IV Class I Class III

Class II

In which type of malocclusion is the buccal groove of the mandibular 1st molar distal to the mesiobuccal cusp of the maxillary 1st molar, the mandible is retruded and all maxillary incisors are protruded? Class I Class III Class II div. 1 Class II div. 2

Class II div. 1

In which type of malocclusion is the buccal groove of the mandibular 1st molar distal to the mesiobuccal cusp of the maxillary 1st molar, the mandible is retruded and one or more maxillary incisors are retruded? Class II div. 1 Class II div. 2 Class I Class III

Class II div. 2

In which type of malocclusion is the buccal groove of the mandibular 1st molar mesial to the mesiobuccal cusp of the maxillary 1st molar? Class II div. 1 Class I Class II div. 2 Class III

Class III

Which classification of furcation has evidence of severe bone loss in furcation area and the instrument can pass between roots through the entire furcation area? Class I Class IV Class II Class III

Class III

Which G.V. Black classification includes the proximal surface of anterior teeth involving the incisal edge? Class IV Class I Class III Class II

Class IV

Which classification of furcation has evidence of severe bone loss, the instrument can pass between roots and includes exposure resulting from gingival recession? Class III Class I Class II Class IV

Class IV

Which one is the last distinct sound heard when taking blood pressure? Diastolic Systolic

Diastolic

Which method of sterilization is recommended for metal instruments and operates at 160 degrees C (320 degrees F) for 60-120 minutes? Unsaturated chemical vapor Dry Heat

Dry Heat

Which agency monitors water fluoridation? FDA EPA CDA

EPA

Which level of Maslow’s Hierarchy of Needs involves two categories, one of which involves feelings of worth? Safety/Security Physical/Physiological Needs Love/Belonging Ego/Self-esteem

Ego/Self-esteem

Which one is a small focal mass of enamel formed apical to the CEJ, commonly found in the division of molar roots? Bifurcation Abrasion Enamel pearl

Enamel pearl

Which method of sterilization operates at 61 degrees C for 10-16 hours and used for heat-sensitive items. Ethylene Oxide Steam Autoclave

Ethylene Oxide

Which one is described as light lateral pressure applied to the tooth using multidirectional strokes? Scaling stroke Exploratory stroke

Exploratory stroke

An ideal disinfectant should be toxic. FALSE TRUE

FALSE

Bacillus subtilis spore testing is used with dry heat and ethylene oxide sterilization. TRUE FALSE

FALSE

Humectants are added to dentifrices to help prevent separation by increasing consistency of mixture of liquid and solid ingredients. TRUE FALSE

FALSE

The 11-12 Gracey curet is used for the distal surface of posterior teeth. TRUE FALSE

FALSE

The air polisher is recommended on patients with bronchitis. FALSE TRUE

FALSE

The warmer the climate, the higher ppm of fluoride in water. FALSE TRUE

FALSE Because people will drink more water, the concentration should be lower

Binders are added to toothpaste to help maintain moisture and consistency. FALSE TRUE

FALSE Binders are added to thicken toothpaste

If a patient starts to hyperventilate, the hygienist should reassure them that they will be all right, sit them up and administer oxygen. FALSE TRUE

FALSE Do not administer oxygen, instead have them breathe into a paper bag or their cupped hands

The air polisher is recommended for patients with hypertension and sodium restricted diets. FALSE TRUE

FALSE It is contraindicated

According to Maslow’s Hierarchy of Needs, the highest levels must be satisfied first before a person can attain lower levels. FALSE TRUE

FALSE Lowest levels must be satisfied first, then a person can attain higher levels

Calculus is most easily removed when it is attached to enamel. TRUE FALSE

FALSE Most easily removed when attached to the pellicle

The purpose of an oral irrigator is to remove supragingival plaque that is adhered to the tooth. TRUE FALSE

FALSE Purpose is to disrupt loosely adherent plaque

The best way to determine if instruments are completely sterilized is to check the indicator strip. TRUE FALSE

FALSE Spore testing is the best way to ensure complete sterilization

Sodium fluoride causes brown stain. TRUE FALSE

FALSE Stannous fluoride causes brown stain

Teeth should be wet before performing a pulp vitality test to prevent the current from passing to the gingiva. FALSE TRUE

FALSE Teeth should be dry

Oral irrigators are the most effective method of removing plaque when compared to other oral hygiene aids. TRUE FALSE

FALSE They are the least effective because they only remove loosely adherent plaque

The shepherd hook explorer has an extended lower shank and a tip that is bent at a 90-degree angle to the terminal shank. FALSE TRUE

FALSE This describes an 11/12 explorer

When a child ingests a toxic amount of fluoride, you should have them drink milk. TRUE FALSE

FALSE You should induce vomiting

The dominant bacteria in initial plaque are gram-negative motile rods and spirochetes. FALSE TRUE

FALSE: Gram-positive Streptococcus are dominant in initial plaque

Which type of intrinsic stain appears chalky white on eruption and later turns brown? Fluorosis Tobacco Tetracycline

Fluorosis

Which disinfectant is considered high-level? Iodophor Glutaraldehyde

Glutaraldehyde

Which ingredient is added to dentifrices as a humectant to retain moisture and ensure a chemically and physically stable product? Glycerin Triclosan Benzoates Sodium lauryl sulfate

Glycerin

Which type of curet has one cutting edge per working end and the face of the blade is offset at 60-70 degrees to the terminal shank? Universal Gracey (area specific) sickle

Gracey (area specific)

Which type of stain is extrinsic and should NOT be scaled because of underlying demineralized enamel? Green Orange Brown Black line

Green

Which method of stain removal is ideal for stain found on cementum? Instrumentation Selective polishing

Instrumentation

Which level of surface disinfectant is commonly used in dental offices? High Intermediate

Intermediate

Dense, organized community of microorganisms that is freely motile in the gingival sulcus and may be removed with oral irrigation. Attached plaque Acquired pellicle Loosely adherent plaque

Loosely adherent plaque

Which type of hypertension is the most severe and progressive, rapidly leads to organ damage, and if not treated early may be fatal within 5 years? Secondary Primary Malignant

Malignant

Which one contains 3, 6, 9, and 12mm markings? Williams probe Marquis

Marquis

The maxillary central incisors do not align with the interproximal of the mandibular central incisors in which type of occlusion? Crossbite Overbite Openbite Midline deviation

Midline deviation

Which one presents teeth that are not in occlusion between the maxillary and mandibular arch? Overbite Overjet Crossbite Openbite

Openbite

Which type of explorer has a straight lower shank that permits use in deep pockets with only slight tissue displacement? Orban-type Pigtail

Orban-type

Which level of Maslow’s Hierarchy of Needs is the most powerful and must be met before any others? Self-actualization Safety/Security Physiological Needs Love/Belonging

Physiological Needs

Which type of explorer has a short, broadly curved lower shank with a sharp point and is used in shallow pockets? Pigtail Orban-type

Pigtail

Which ingredient is added to toothpaste to prevent dentinal hypersensitivity? Sodium lauryl sulfate Calcium phosphate Triclosan Potassium nitrate

Potassium nitrate

Which oral hygiene aid is best for patients with arthritis, caregivers providing care, and dental implants? Tufted brushes Powered toothbrush

Powered toothbrush

Which type of prevention is defined as interventions that prevent the onset of disease or injury? Primary Secondary Tertiary

Primary

hich type of hypertension is also referred to as essential hypertension and is diagnosed in about 95% of cases? Malignant Secondary Primary

Primary

Which artery is located on the thumb side of the wrist and is the most common place to take a pulse? Radial Carotid Brachial

Radial

Which one is defined as interventions designed to stop or minimize the progression of early disease while the patient is asymptomatic (daily fluoride gel, desensitizing agents). Primary Secondary Tertiary

Secondary

Which type of hypertension may be caused by underlying medical conditions such as kidney damage, tumors, pregnancy, sleep apnea, or medication? Secondary Malignant Primary

Secondary

Which medical emergency is defined as a condition in which the circulatory system does not adequately circulate blood through the body tissues? Shock Hyperglycemia Syncope Angina

Shock

Topical fluoride is most effective on which surface? Smooth surfaces Pits and fissures

Smooth surfaces

Which type of instrument generates no heat, but still produces water to provide the benefits of lavage? Sonic Ultrasonic

Sonic

Which one may cause gingival sloughing and discoloration of tooth-colored fillings? Stannous Fluoride Neutral Sodium Fluoride APF

Stannous Fluoride

Which method of sterilization operates at 121 degrees C (250 degrees F) and 15-30 psi for 20 minutes and may cause corrosion of non-stainless steel instruments? Steam Autoclave Ethylene Oxide

Steam Autoclave

Which one uses Bacillus stearothermophilus spore testing? Steam Autoclave Dry Heat Glutaraldehyde

Steam Autoclave

Which type of bacteria is involved in the caries process? Streptococcus mutans Neisseria Actinomyces viscosis Lactobacillus

Streptococcus mutans

Which medical emergency is defined as a sudden, transient loss of consciousness and is the most common medical emergency in dental offices? Syncope Hyperglycemia Angina Shock

Syncope

Malocclusion is defined as a lack of overall ideal form in the dentition while in centric occlusion. FALSE TRUE

TRUE

Movement of fluid within the dentinal tubules is the most common cause of dentinal hypersensitivity. TRUE FALSE

TRUE

Neutral sodium fluoride is recommended for bulimic patients. FALSE TRUE

TRUE

Symptoms of acute fluoride toxicity begin within 30 minutes of ingestion and may continue up to 24 hours. TRUE FALSE

TRUE

The best way to deliver fluoride to a patient with rampant caries is with fluoride trays. TRUE FALSE

TRUE

The goal of periodontal debridement is to produce a tooth surface that is biologically healthy. FALSE TRUE

TRUE

The hazardous waste manual contains documents about all chemicals used in the clinic and the MSDS contains information about all products used in the clinic. TRUE FALSE

TRUE

The safely tolerated dose is defined as the amount of fluoride that can be ingested without causing serious acute toxicity and is about one fourth of the certainly lethal dose. FALSE TRUE

TRUE

Which one is defined as an abnormally high heart rate, usually above 150 beats per minute? Tachycardia Bradycardia

Tachycardia

Which one produces symptoms of nausea and tingling in toes and fingers? Tachycardia Bradypnea Bradycardia Tachypnea

Tachypnea

Which one is defined as interventions that prevent disability by improving or restoring function and preventing further deterioration (surgical and nonsurgical periodontal therapy, reconstructive therapy). Tertiary Primary Secondary

Tertiary

Calculus and bleeding may interfere with probe readings. FALSE TRUE

True

The shepherd hook explorer has a short, highly curved shank and a sharp point. TRUE FALSE

True

Which type of brush is indicated for rotated teeth, implant abutments, and third molars? Interdental Tufted

Tufted

Which power scaler operates in the range of 20,000-45,000 cycles per second? Sonic Ultrasonic

Ultrasonic

Which method of sterilization operates at 132 degrees C (270 degrees F) and 20-40 psi for 20 minutes and uses the Bacillus stearothermophilus spore testing? Unsaturated chemical vapor Dry Heat

Unsaturated chemical vapor

Which one contains 1,2,3,5,7,8,9 and 10mm markings? Williams Marquis

Williams