PHARM Chapter 26

What percentage of adult Americans have untreated tooth decay?

• 23%

• 33%

Experts recommend that the average life of a toothbrush is _____ months.

• 3

• 6

The dental hygienist should teach the patient that the best way to ensure healthy teeth and gingival tissues is to remove plaque mechanically by brushing at least twice daily and by _____ at least once a day.

• rinsing with mouthwash

• flossing

Which of the following liquids may be used during management of acute fluoride toxicity?

• Lemonade

• Milk

Experts recommend that fluoride applications remain in place for

• 2 minutes.

• 4 minutes.

The patient is instructed to refrain from eating or drinking for _____ minutes after professionally applied fluoride applications.

• 30

• 60

Professionally applied fluoride topical agents last for approximately

• 5 to 8 weeks.

• 12 weeks or 3 months.

Annual 4-minute in-office topical fluoride applications reduce tooth decay in permanent teeth of children living in nonfluoridated areas by

• 26%.

• 36%.

Which of the following professionally applied preparations for in-office application has the highest fluoride concentration (ppm)?

• APF 1.23%

• Sodium varnish 5%

Which of the following treatments is the most effective in reducing gingivitis?

• 0.4% SnF and 1.1% NaF in APF

• 0.3% triclosan