Question

the innrer lining of small intestine has numerous finger like projections what are they called list their functions​

Answer 1

The inner lining of the small intestine with finger like projections is called villi. Villi increases the surface area of absorption of nutrients of digested food.

Answer 2

The inner lining of small intestine has numerous finger like projection. these are called villi.  These are richely supplied with blood due to dense network of blood capiliaries

Their functions are :-

• It has single cell thickness to allow movement of molecules through it
• It increase to surface area for absorption of food

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