The upper gastrointestinal organs include the mouth, esophagus and stomach.
Review Date: 2/20/2008 Reviewed By: Christian Stone, MD, Division of Gastroenterology, Washington University in St. Louis, School of Medicine, St. Louis, MO. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.