Dental caries are caused by _____. a. bacteria that produce ...

[jilianpiloj]

Dental caries are caused by _____.
 a. bacteria that produce acids that attack tooth enamel
 b. excessive fluoride intake that attacks tooth enamel
 c. high-fiber foods that cause carbohydrate to stick to teeth
  d. excessive consumption of sugar that eats into teeth
 e. over production of alkaline secretions

Question 2

Which of the following is directly involved in the chemical digestion of food?
 A) Peristalsis
  B) Hormones
  C) Hydrochloric acid
  D) Mastication
  E) All of the above

[alexisweber49]

Answer to Question 1

a

Answer to Question 2

C

[jilianpiloj]

Wow, this really help

[diana chang]

Excellent