Aorta Left Pulmonary Artery Left Pulmonary Veins Left Atrium Great Cardiac Vein Coronary Sinus Left Ventricle Middle Cardiac Vein Apex Superior Vena Cava Right Pulmonary Artery Right Pulmonary Veins Right Atrium Inferior Vena Cava Right Coronary Artery Small Cardiac Vein Posterior Interventricular Artery Right Ventricle