This article, the sixth in an eight-part series, examines the anatomy and physiology of the endocrine glands and tissues associated with the gastrointestinal tract. The endocrine system comprises ...

The fundus is a dome-shaped part of the stomach that stores gas from digestion. It can also hold food if the stomach becomes full. The stomach is an important part of the digestive system. It stores ...

The stomach contains something called the pylorus, which connects the stomach to the duodenum. The duodenum is the first section of the small intestine. Together, the pylorus and duodenum play an ...

This article – the fifth in a six-part series describes the physiology and functions of the large intestine, the last portion of the gastrointestinal tract, as well as common conditions of both the ...

There are four types of stomach ulcers. Each type occurs on a different part of the stomach lining. These are different from duodenal ulcers, although they develop nearby and have similar causes and ...

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 ...