The document lists various anatomical structures of the heart including veins, arteries, valves, chambers, and other components. It provides labels and identifiers for key parts of the heart and coronary circulation including the vena cava, atria, ventricles, pulmonary trunk, aorta, papillary muscles, interventricular septum, and myocardium. Arteries of the heart including the marginal artery and anterior interventricular artery are also listed.