Medically reviewed by Kumkum S. Patel, MD Key Takeaways Villi are tiny projections in the small intestine that absorb ...

An introduction to the amazing functions of the human body's digestive system. An introduction to the amazing functions of the human body's digestive system. Our continued survival as individuals and ...

Brian Robert Boulay does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations ...

The central nervous system (CNS) consists of the brain and the spinal cord and controls most functions of the body and the mind. The CNS governs voluntary movements, such as walking, and involuntary ...

The Conversation is asking kids to send in questions they'd like an expert to answer. Owen, age 4, wants to know how your body makes poo. An expert explains. Much of the food you eat is absorbed by ...