: the anterior part of the digestive tract of a vertebrate embryo that develops into the pharynx, esophagus, stomach, and extreme anterior part of the intestine.

What is considered foregut?

The foregut consists of the distal end of the esophagus, the stomach, and a portion of the duodenum. In addition, the pancreas, liver, and gallbladder form embryologically from the foregut and thus also are included in this discussion.

What is in the hindgut?

The hindgut is composed of the cecum, large colon, small colon and the rectum.