midgut

The middle section of the digestive tract in a vertebrate embryo from which the ileum, jejunum, and portions of the duodenum and colon develop.

The middle portion of the digestive tract of certain invertebrates, such as arthropods, lined with an enzyme-secreting tissue and serving as the main site of digestion and absorption.

See gut and mesogaster.

The middle part of the alimentary canal from the stomach, or entrance of the bile duct, to, or including, the large intestine.

The central loop of the alimentary canal of an embryo between the foregut and the hindgut