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Heart - section through the middle

Heart - section through the middle

Overview

The interior of the heart is composed of valves, chambers, and associated vessels.

Review Date 4/30/2020

Updated by: Thomas S. Metkus, MD, Assistant Professor of Medicine and Surgery, Johns Hopkins University School of Medicine, Baltimore, MD. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.