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4) What are villi? Write the function of pancreas.

Answer»

Villi:====

Villi are the numerous finger like projections, whose walls are richly supplied with blood capillaries and lymph vessels.

==================Function (Pancreas) :==================

Pancreasis a organ located in the upper abdomen and adjacent to the small intestine.It performs two main kind of functions in the body:

1) Exocrine function: It helps in the digestion of food. It produces various enzymes such as amylase, lipase and trypsin which helps to digest carbohydrate, fats and proteins respectively.

2) Endocrine function: It produces hormonal insulin and glucagon which regulate the level of sugar present in the blood.



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