The main function of intestinal villi is:
Correct answer: B. Provide a large surface area of absorption
- A. Stimulate peristalsis
- B. Provide a large surface area of absorption
- C. Prevent antiperistalsis
- D. Distrute digestive enzymes uniformly
Explanation
Therefore, the correct answer is B) Provide a large surface area of absorption, as the main function of intestinal villi is to increase the surface area available for nutrient absorption in the small intestine.
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About Digestion
The human digestive system covers the organs from mouth to anus, the movement of food, and the mechanical and chemical breakdown of carbohydrates, proteins and fats. It also includes the roles of digestive enzymes, bile, absorption through intestinal villi, and the assimilation of nutrients by body cells.
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