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Heart valves

Heart valves

Overview

The valves of the heart open and close to control the flow of blood entering or leaving the heart.

Review Date 5/24/2016

Updated by: Mary C. Mancini, MD, PhD, Department of Surgery, Louisiana State University Health Sciences Center-Shreveport, Shreveport, LA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.