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Upper gastrointestinal system

Upper gastrointestinal system

Overview

The upper gastrointestinal organs include the mouth, esophagus and stomach.

Review Date 3/26/2018

Updated by: Fred K. Berger, MD, addiction and forensic psychiatrist, Scripps Memorial Hospital, La Jolla, CA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.