Give me a note of small intestine.
Answers
Explanation:
The small intestine is a long, highly convoluted tube in the digestive system that absorbs about 90% of the nutrients from the food we eat. It is given the name “small intestine” because it is only 1 inch in diameter, making it less than half the diameter of the large intestine.
Explanation:
The small intestine is the longest part of the alimentary canal and it measures about 6m.
The length of the small intestine deffers in various animals depending on the food they eat.
The food remains here for a long time .
the inner lining of the small intestine contain finger like extension called villi.
They increase the surface area for absorption of food.
The walls of the small intestine contain unicellular intestinal glands which secrets arestinal juices that contains many digestive enzymes.
The small intestine receives the secretion of liver and pancreas.