what are villi? where it is located? explain it's function. explain briefly:-
Answers
Answer:
Villi are small finger-like outgrowths present that help in the process of absorption. These are located in the inner walls of the small intestine. Its function is to increase the surface area of the small intestinal wall to absorb the digested food
What are villi? What is their location and function?
Definition
The tiny projections on the inner surface of the small intestine which help in absorbing the digested food are called villi. These helps to increase the surface area of intestinal walls.
Location
These are located in the inner walls of the small intestine.
Functions
Their function is to increase the surface area of the small intestinal wall for absorption of the digested food.
These projections absorb the protein molecules and help in the transfer of the proteins to all cells and tissues.
Many blood vessels are present within these villi, that help in the absorption of digested food and carry it to the bloodstream. Later, from the bloodstream, the absorbed food is delivered to each and every cell of the body.
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