Question

Two functions of villi

Answer 1

1.asborbs bolus which contains minerals......and diffuse into blood
2.increase the surface area of small intestine

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.