sulcus of vena cava
51Interventricular septum — Section of the heart showing the ventricular septum. Interior of dorsal half …
52Conus arteriosus — Sternocostal surface of heart. (Conus arteriosus visible at top center.) Gray s subject #138 531 The conus arterios …
53Musculi pectinati — Section of the heart showing the ventricular septum. (Musculi pectinati labeled at center left.) Latin musculi pectinati atrii dextri, musculi pectinati atrii sinistri Gray s …
54Right border of heart — Sternocostal surface of heart. (Right margin visible but not labeled.) Latin margo dexter cordis Gray s …
55Left atrioventricular opening — Latin ostium atrioventriculare sinistrum Gray s subject #139 533 The left atrioventricular opening (mitral orifice) is placed below and to the left of the aortic orifice. It is a little smaller than the corresponding aperture of the opposite side …
56Right atrioventricular orifice — Section of the heart showing the ventricular septum. (Right atrioventricular orifice visible at left, but not labeled.) Latin ostium atrioventriculare dextrum Gray s …
57Left margin of heart — Sternocostal surface of heart. Heart seen from above …
58Septomarginal trabecula — Moderator band Interior of right side of heart. (Septomarginal trabecula visible at bottom right, but not labeled.) Latin trabecula septomarginalis Gray s …
59Cusps of heart valves — Base of ventricles exposed by removal of the atria. (Valves visible on top of heart.) …
60Valve of coronary sinus — Valve of the coronary sinus Interior of right side of heart. (Valve of the coronary sinus labeled at bottom left.) Latin valvula sinus coronarii Gray s …
