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Gastrointestinal tract

Gastrointestinal tract


The gastrointestinal system is comprised of the stomach, and the small and large intestines. It is responsible for breaking down and absorbing the food a person eats.

Review Date 8/17/2014

Updated by: Linda J. Vorvick, MD, Medical Director and Director of Didactic Curriculum, MEDEX Northwest Division of Physician Assistant Studies, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.