ADEX Nutrition and Oral Health

Question 1

Which vitamin deficiency is most directly associated with scurvy and impaired wound healing in the oral cavity?

Accepted Answer

Vitamin C

Answer

Vitamin A

Answer

Vitamin D

Answer

Vitamin K

Question 2

A patient presents with smooth, shiny tongue and angular cheilitis. Which nutritional deficiency is most likely responsible?

Accepted Answer

Iron deficiency

Answer

Calcium deficiency

Answer

Vitamin B12 deficiency

Answer

Zinc deficiency

Question 3

Which carbohydrate characteristic most significantly increases cariogenic potential?

Accepted Answer

High frequency of consumption

Answer

High molecular weight

Answer

Low fermentability

Answer

Low solubility

Question 4

Which dietary monosaccharide is most readily fermented by Streptococcus mutans to produce lactic acid?

Accepted Answer

Glucose

Answer

Lactose

Answer

Sucrose

Answer

Fructose

Question 5

A dental hygienist counseling a patient on caries prevention should recommend limiting intake of which type of food between meals?

Accepted Answer

Sticky fermentable carbohydrates

Answer

Cheese

Answer

Raw vegetables

Answer

Unsweetened nuts

Question 6

Calcium and phosphate in the diet support remineralization of early carious lesions primarily through which mechanism?

Accepted Answer

Replenishing mineral ions lost from enamel

Answer

Stimulating saliva flow

Answer

Buffering plaque acids

Answer

Inhibiting S. mutans growth