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Gastrointestinal anatomy

Gastrointestinal anatomy

Overview

The gastrointestinal system is comprised of the stomach, and the small and large intestines.

Review Date 5/4/2022

Updated by: Michael M. Phillips, MD, Emeritus Professor of Medicine, The George Washington University School of Medicine, Washington, DC. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.