Question

Which of the following is the correct sequence of blood flow in birds and mammals? a. pulmonary vein → left atrium → left ventricle → pulmonary circuit b. vena cava → right atrium → right ventricle → pulmonary vein c. vena cava → right atrium → right ventricle → pulmonary artery d. left ventricle → aorta → lungs → systemic circulation

Answer 1

The correct answer is C. The right side of the heart delivers deoxygenated blood (from vena cava) to the lungs (via pulmonary artery)