|Compare large intestine the longest part of the alimentary canal, consisting of the duodenum, jejunum, and ileum, in which digestion is completed|
|first portion of the small intestine, where acid chyme from the stomach mixes with digestive juices from the pancreas, liver, gallbladder, and small intestine|
|the middle portion of the small intestine, between the duodenum and the ileum.|
small intestine n.
The narrow, winding, upper part of the intestine where digestion is completed and nutrients are absorbed by the blood. It extends from the pylorus to the cecum and consists of the duodenum, the jejunum, and the ileum.
The long, narrow, coiled section of the intestine that extends from the stomach to the beginning of the large intestine. Nutrients from food are absorbed into the bloodstream from the small intestine. In mammals, it is made up of the duodenum, jejunum, and ileum.