Left common carotid artery Brachiocephalic artery .Left subclavian artery Left brachiocephalic vein Superior vena cava Aortic arch Superior vena cava Pulmonary trunk Pulmonary Right Left auricle auricle Right atrium Aortic valve Mitral valve Chorda tendin Tricuspid Papilla valve muscle Left vent Inferior vena cava Right ventricle Apex of heart