The workings of the small intestine have long been a mystery, but now we are discovering the hidden roles this organ plays in appetite, metabolism and the microbiome – and how to look after it better ...

Alexander Lake, DO, a gastroenterologist at AdventHealth, joined Gayle Guyardo, host of the globally syndicated health and ...

The small intestine plays a key role in digestion. Find out more about the organ's anatomy, function, and associated diseases. The small intestine plays a key role in digestion.

Like the small intestine, the large intestine consists of several different parts: Cecum: The cecum receives food from the small intestine. It’s involved in absorption of water and electrolytes.

The small intestine is the longest part of the GI tract and is responsible for further digesting food (after it leaves the stomach), and absorbing and delivering nutrients to the bloodstream.

The small intestine is made up of the duodenum, jejunum, and ileum. Together with the esophagus, large intestine, and the stomach, it forms the gastrointestinal tract. In living humans, the small ...

The small intestine is also super thin, just one and 1/2 to two inches around, almost the diameter of a golf ball, yet its surface is massive. If you flattened it out, it would be about the size ...