Which of the Following is NOT a Function of the Small

Question

Which of the following is NOT a function of the small intestine?
A) mastication of food
B) absorption of nutrients
C) complete digestion of food
D) mixing by segmental contractions

Accepted Answer

Mastication of food occurs in the mouth, not the small intestine. The small intestine's main functions are absorption of nutrients, complete digestion of food, and mixing by segmental contractions.