Heart, section through the middle:

The interior of the heart is composed of valves, chambers, and associated vessels.
- Reviewed last on: 9/3/2008
- Larry A. Weinrauch, MD, Assistant Professor of Medicine, Harvard Medical School, Cardiovascular Disease and Clinical Outcomes Research, Watertown, MA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.