Question

What is the role of villi present in the internal wall of intestine? 1 mark​

Answer 1

• The inner lining of the small intestine contains numerous finger like projections called villi. The villi increase the surface area for absorption.
• Each villus is covered by a single layer of epithelium and contains blood vessels and lymph vessel. The food diffuses through the epithelium into the blood vessels.

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Answer 2

Answer:

★The inner lining of the small intestine contains numerous finger like projections called villi. The villi increase the surface area for absorption.

★Each villus is covered by a single layer of epithelium and contains blood vessels and lymph vessel. The food diffuses through the epithelium into the blood vessels.

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