Question

Some finger like projections are present in the inner wall of small intestine. Write their name ? Why are they important ?

Answer 1

They are called villi .

(1) the increase the surface area for absorption of food.

(2) They are richly supplied with blood vessels which take the job foods to eat and every cell of the body where it is utilised for obtaining energy building up the new tissues and the repair of all tissues.

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Answer 2

The finger like projections present in the inner wall of small intestine are known as villi, they increase the internal surface area of the intestinal walls and provides a large area for better absorption and as villi are connected to the blood vessels it is easier for circulation.