The large surface area in the gut directly facilitates ________.
A) secretion
B) absorption
C) filtration
D) temperature regulation

Question

Quizplus · Accepted Answer

The large surface area in the gut directly facilitates absorption of nutrients and other substances from food into the bloodstream. The surface area is increased by the presence of villi and microvilli in the small intestine. Secretion, filtration, and temperature regulation are not directly related to the surface area in the gut.

The Large Surface Area in the Gut Directly Facilitates ________