OverviewThe rectum is the final portion of the large intestine. It empties stool from the body through the anus.
Update Date 7/30/2014
Updated by: John A. Daller, MD, PhD, Department of Surgery, University of Arkansas for Medical Sciences, Little Rock, AR. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.