The internal surface of ileum has many folds, which exhibits velvety appearance due to the presence of numerous finger like outgrowths which are called as:
Correct answer: B. Villi
- A. Microvilli
- B. Villi
- C. Ileocolic sphincter
- D. Cardiac sphincter
Explanation
Intestinal villi are tiny, finger-like projections made up of cells that line the entire length of your small intestine. Villi absorb nutrients from the food you eat and then shuttle them into your bloodstream so they can travel where they're needed.
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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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