finger-like tissues inside the walls of the small intestine. They play an important role in digestion and help your body absorb nutrients from food. Some health conditions can damage your villi ...

Intestinal villi are tiny, finger-like projections lining the small intestine that absorb nutrients from the foods you eat. Certain diseases can cause damage to villi, leading to villous atrophy.

You may think of the small intestine as a smooth tube that winds its way through your abdomen. But if you were to look really closely at the inside of the intestine, you would see that it is lined ...

The small intestine is a very dynamic environment; food passes through depending on the varying speed of a person’s digestion, and the pipe expands and contracts.