Gastrointestinal tract | Definition, Organs, Diagram, & Facts (original) (raw)

Also known as: alimentary canal, alimentary tract, digestive tract, gut

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Also called:

digestive tract

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gastrointestinal tract, pathway by which food enters the body and solid wastes are expelled. The gastrointestinal tract includes the mouth, pharynx, esophagus, stomach, small intestine, large intestine, and anus. See digestion.

The Editors of Encyclopaedia Britannica This article was most recently revised and updated by Adam Augustyn.