Superior and inferior vena cavae - right atrium - bicuspid/mitral valve - right ventricle - pulmonic valve - pulmonary artery - lungs - pulmonary veins - left atrium - tricuspid valve - left ventricle - aortic valve - aorta.
Superior and inferior vena cavae - left atrium - tricuspid valve - left ventricle - pulmonic valve - pulmonary artery - lungs - pulmonary veins - right atrium - bicuspid/mitral valve - right ventricle - aortic valve - aorta.
Superior and inferior vena cavae - left atrium - bicuspid/mitral valve - left ventricle - aortic valve - pulmonary artery - lungs - pulmonary veins - right atrium - tricuspid valve - right ventricle - pulmonic valve - aorta.
Superior and inferior vena cavae - right atrium - tricuspid valve - right ventricle - pulmonic valve - pulmonary artery - lungs - pulmonary veins - left atrium - bicuspid/mitral valve - left ventricle - aortic valve - aorta.