INTERNAL VIEW: Aortic Arch, aortic valve, ascending aorta, brachiocephalic trunk, chordae tendineae, endocardium, epicardium, inferior vena cava, interventricular septum, left atrium, left comon carotid artery, left pulmonary artery, left pulmonary veins, left subclavian artery, left ventricle, mitral bicuspid valve, myocardium, pulmonary valve, pulmonary arteries, pulmonary trunk, pulmonary veins, papillary muscles, right atrium, right pulmonary artery, right pulmonary veins, right ventricle, superior vena cava, triscuspid valve.