Select the one best answer to the following questions.

1. Which is the most cost-effective way to prevent dental decay for everyone in a community?
a. Toothbrushing with fluoride toothpaste twice a day
b. Community dental sealant programs
c. Community water fluoridation
d. Use of fluoride tablets.

2. Fluoride mouthrinses generally are not recommended for young children less than age 5 or 6 because:
a. They might swallow too much mouthrinse
b. They can’t swish well enough to receive all the benefits
c. Their oral motor control is not yet sufficiently developed
d. All of the above
e. None of the above

3. How much toothpaste should be used for brushing children’s teeth?
a. A strip to cover all of the bristles
b. A pea-sized amount
c. Enough so it foams
d. No toothpaste should be used.

4. Fluoride varnishes are useful caries preventive measures for infants and young children because:
a. They can be applied quickly
b. The taste does not appear to be objectionable
c. The varnish hardens on contact with saliva
d. The child is not prevented from eating and drinking for a number of hours
e. All of the above.

5. Which of the following has been associated with dental fluorosis if used inappropriately?
a. Toothpaste with fluoride
b. Fluoride supplements
c. Fluoride varnishes
d. a and b
e. All of the above