Villi are tiny projections in the small intestine that absorb nutrients from food. Diseases like celiac disease and inflammatory bowel disease can damage villi and cause malabsorption. Villi are ...

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 ...

This story is part of a series exploring human anatomy and physiology complexities. Each story in this collection showcases discoveries reshaping our understanding of the body's inner workings, ...

The intestinal epithelium of our body consists of a myriad of elongated villi microarchitectures which increase the total surface area of the inner wall for better absorption of digested nutrients.

The intestines work by absorbing nutrients and vitamins. They are part of the gastrointestinal (GI) tract. Together, the small and large intestines run from the end of the stomach to the anus. In this ...