Question

What are villi where are they located and what is their function?

Answer 1

the inner walls of the small intestine have finger like projection called villi these follow are richly supplied with blood vessels

Answer 2

Function of villi:-

increase the surface area for absorption

The villi are richly supplied with blood vessels which take the absorbed food to each and every cell of the body, where it is utilised for obtaining energy,building up new tissues and the repair of old tissues.