Question

what is the function of large and small intestine ​

Answer 1

Small Intestine - The preliminary portion of this intestine is bended like U shape and it is called Duodenum. The rest spiral shaped part is called ileum. In the inner layer of the wall of the ileum finger shaped structures are found which is called Intestinal Villi. These Intestinal villi abruptly increases the absorption layer of the wall of the intestine. The small intestine helps in food digestion and absorbs the digested food.

Large Intestine - This intestine comprises of two parts - colon and rectum. A thick tube is developed through which the outlet of the small and large intestine and it is called Caesum. At the joint of ileum and colon a valve exists which is called ileocical valve which prevents the undigested food materials to go back to the small intestine. The Large Intestine also absorbs some amount of salts and waters.

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Answer 2

Answer:

Functions of small intestine :-

1) it is the place of complete digestion of food

2) here is 90% of digestion of food occur

3) 10% taking in the stomach in large intestine

4) its main function to absorb the minerals and nutrients