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Anticaries Agents MCQs With Answers

Anticaries Agents MCQs With Answers

1. Fluoride therapy affects which biologic factor of dental caries?
a. Host.
b. Time.
c. Substrate.
d. Microflora.

2. Which method is best for providing populations with systemic fluoride?
a. School water supply fluoridation.
b. Communal water supply fluoridation.
c. Community fluoride supplementation.
d. Professional fluoride supplementation.

3. Which is NOT a universal beneficial factor of communal water fluoride supplementation?
a. Cost efficacy.
b. Established safety.
c. Efficacy in caries reduction.
d. General compliance of population to initiate fluoridation.

4. When fluoridation of school water systems is used to provide systemic fluoride, which is the recommended fluoride concentration?
a. 1 part per million (ppm).
b. 25% of the optimal concentration.
c. The climate based optimal communal water concentration.
d. 4.5 times the optimal communal water fluoride concentration.

5. Which is the maximum amount of fluoride a container of prescription fluoride supplements should contain?
a. 80 mg.
b. 120 mg.
c. 160 mg.
d. 200 mg.

6. Which fluoride agent is a nonaqueous preparation?
a. 8% stannous fluoride gel.
b. 5% sodium fluoride varnish.
c. 2% sodium fluoride solution.
d. 1.23% acidulated phosphate fluoride (APF) foam.

7. Which fluoride preparation is NOT available over-the-counter?
a. 0.4% stannous fluoride gel.
b. 0.2% sodium fluoride rinse.
c. 0.05% sodium fluoride rinse.
d. 0.1% stannous fluoride rinse.

8. Which abrasive agent used in dentifrices interferes with fluoride efficacy?
a. Calcium salts.
b. Hydrated silica.
c. Aluminum oxide.
d. Polymethyl methacrylate.

9. Which is a fatal dose of fluoride for an adult?
a. 0.5 g.
b. 1.0 g.
c. 1.5 g.
d. 2.5 g.

10. Which is NOT true about dental fluorosis?
a. Enamel becomes hypomineralized.
b. The secretory stage of enamel development is affected.
c. With exposure to excessive fluoride as a child, dental fluorosis gets worse throughout a person’s life.
d. The mineralization stage of enamel development is affected.

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