Theoretically, for drugs that easily penetrate the intestinal mucosa, reduced villus blood flow could delay diffusion and, therefore, the rate of absorption. For example, the absorption rate for ...

Villi are tiny projections in the small intestine that help absorb nutrients and aid digestion. Damage to your villi can lead ...

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, ...

Digestion begins in the mouth, where chewing increases surface area and saliva begins carbohydrate breakdown. Food then forms ...