Nowak chapter 12-15

Strep Mutans is associate with caries formation. Strep Mutans is a specific bacterium, not a group of bacteria.

• Both statements are true

• Both statements are false

• First statement is true, second is false

•   First statement is false, second is true

What percent fluoride is the composition of SDF we use?

• 20%

• 5%

• 38%

• 46%

Which of the following puts a child in a “moderate risk” category for dental caries?

• Mother has active caries

• Child has special healthcare needs

• Parent has a low socioeconomic status

• Child has an active white spot lesion

Which is NOT a factor associated with Strep Mutans that leads to caries?

• Increased ability to adhere to tooth surfaces

• Produce copious amounts of acid

• Survive and continue metabolism in HIGH pH concentrations

• Survive and continue metabolism in LOW pH concentrations

What is the "halo effect" of fluoride?

• That upon consuming fluoride in proper amounts it makes one more holy and a halo can be seen near the crown of an individual's head in proper lighting.

• Upon consuming fluoride it makes each tooth like Master Chief, able to easily combat caries

• The effect that fluoridated water has in the production of foods and beverages that adds to the ingestion of fluoride among the public, even in areas where the water is not fluoridated.

• The effect that fluoride creates rings around teeth

Earliest ____ evidence of caries is a ____ and forms in areas of plaque accumulation

• Macroscopic, Black spot lesion

• Macroscopic, white spot lesion

• Microscopic, Black spot lesion

• Microscopic, white spot lesion

Subadjacent to the surface zone is the

• inner layer of the lesion

• body of the lesion

• core of the lesion

Streptococcus mutans is associated with dental caries and incidence because of its

• ability to adhere to tooth surfaces

• produce copious amounts of acid

• survive and continue metabolism at high pH concentrations

• a and b only

• all of the above

Recommendation for daily consumption of sugar for children age 4-8 is

• 15g

• 32 g

• 20 g

• 10 g

Reaction of SDF with exposed dentin structure results in deposition of __ and ___ on the tooth surface

• Sodium fluoride, silver phosphate layer

• calcium fluoride, silver phosphate layer

• sodium fluoride, magnesium phosphate layer

• calcium fluoride, magnesium phosphate layer