BVena cava, right atrium, right ventricle, pulmonary vein, lungs, pulmonary artery, left atrium, left ventricle, aorta.
CVena cava, left atrium, left ventricle, pulmonary artery, lungs, pulmonary vein, right atrium, right ventricle, aorta.
DVena cava, right atrium, right ventricle, pulmonary artery, lungs, pulmonary vein, left atrium, left ventricle, aorta.