______ is the nutrient ingested by bacteria, producing the end-product lactic acid causing dental caries.
A. Lipids
B. Proteins
C. Fats
D. Carbohydrates

The oral pathology lesion that is associated with fungus is _______
A. candidal leukoplakia
B. erythroplakia
C. squamous cell carcinoma
D. malignant melanoma

The preferred toothbrushing method for children is ______
A. Charters technique
B. Modified Bass technique
C. Stillman technique
D. Fones technique

Professional topical fluoride applications are based upon ________
A. the caries risk factors of the individual patient
B. what type of fluoride you have on hand
C. the number of restorations present
D. if the patient is caries free

For adequate sealant retention, the tooth must ________________.
A. have no pits for optimum retention
B. be moistened before placement
C. be clean and fully dried before placement
D. be shiny and translucent prior to placement

Dental caries can be defined as _________
A. transmissible
B. broad spectrum
C. circumscribed
D. carcinogenic

The oral pathology lesion that is associated with sun exposure is _______
A. candidal leukoplakia
B. erythroplakia
C. squamous cell carcinoma
D. malignant melanoma
E. Both C and D

The flossing method preferred for children is the ________
A. spool technique
B. circle or loop technique

The ADA-recommended sodium fluoride varnish is ____
A. 2.26
B. 1.23
C. 8
D. 10

According to studies, root surface caries has _______________ in the last 30 years.
A. decreased
B. increased
C. remained constant
D. no pattern

A carious lesion is considered incipient when the demineralization occurs only in the _______
A. enamel
B. DEJ
C. dentin
D. pulp cavity

Preventive dentistry started in the ______
A. 1950s
B. 1960s
C. 1970s
D. 1990s

When teaching your patient to floss, the floss should be approximately _____ in length or more.
A. 18 inches
B. 10 inches
C. 13 inches
D. 12 inches

A professional prophylaxis is required prior to the application of professional topical fluoride products. The post-erruptive (topical) effect of fluoride has played an even more vital role in reducing dental caries.
A. Both are true.
B. The 1st is true. The 2nd is false.
C. The 1st is false. The 2nd is true.
D. Both are false.

Regular use of a 5,000 ppm fluoride dentifrice and quarterly sodium fluoride varnish treatments may decrease root surface caries progression and initiation. About one-fourth of U.S. adults are affected with root surface caries by age 70.
A. Both are true.
B. The 1st is true. The 2nd is false.
C. The 1st is false. The 2nd is true.
D. Both are false.

_______ acid is produced by bacteria in the oral cavity after the ingestion of carbohydrates.
A. Carbonic
B. Lactic
C. Hydrochloric
D. Sulfuric

It takes only _____ for dental plaque to double in mass.
A. two days
B. twelve hours
C. twenty-four hours
D. two weeks

If a patient has large spaces, the recommended interdental aid/s are _______
A. wooden/plastic triangular sticks
B. interproximal brushes
C. dental floss
D. Both A and B

__________________ is the recommended professional fluoride treatment for children younger than 6 years of age by the ADA and AAPD.
A. Stannous fluoride
B. APF fluoride
C. Fluoride varnish
D. Sodium fluoride

The patient should not eat or drink anything for ________ minutes after a professional fluoride tray application.
A. 5-10 minutes
B. 20-30 minutes
C. 1 hour
D. It is not necessary to wait.

_______ is the type of early stage bacteria that causes dental caries.
A. Lactobacilli
B. Streptococci mutans
C. Porphyromonas gingivalis
D. Prevotella

Recent research studies link calculus as the contributing factor to periodontal disease rather than plaque. Daily removal of biofilm is critical to reduce oral diseases.
A. Both are true
B. 1st is true, 2nd is false
C. 1st is false, 2nd is true
D. Both are false

One can of regular soda contains about _______ teaspoons of sugar.
A. 2
B. 6
C. 8
D. 10

Fluoride content in acidulated phosphate fluoride is approximately _________ percent.
A. 2.03
B. 1.23
C. 3.04
D. 4.12

Contraindications for placement of a sealant is (are) ________________.
A. an open carious lesion exists
B. an occlusal restoration is already present
C. the patient's behavior does not permit a dry isolated field
D. All of the above.