The small intestine is the longest portion of the digestive tract. It runs from the stomach to the colon.
Reviewed last on: 10/13/2008
David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, University of Washington School of Medicine; and George F. Longstreth, MD, Department of Gastroenterology, Kaiser Permanente Medical Care Program, San Diego, California. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.