Heart Structure Mitral Valve 120409132

Tags: human health healthy blood medicine current structure Cardiology heart pressure pulse right organ valve vein muscle circuit Heartbeat anatomy left normal pump cardiovascular return circulation shutters artery Cardiac descending atrium Ecg cava sagging aortic circulatory vena aorta inferior pulmonary prolapse coronary ventricle septum mitral myocardium tricuspid ventricular interventricular atrial pericardial