1. The left auricle of the heart receives _______ blood from the lungs.   deoxygenated   oxygenated   2. The inferior vena cava carries blood from the upper parts of the body to the heart.   True   False   3. Plasma is a constituent of blood.   True   False   4. With reference to the heartbeat, the word 'systole' refers to a relaxation phase whereas the word 'diastole' refers to a contraction phase.   True   False   5. During the ventricular systole, the blood enters the ventricles.   True   False   6. The _______ of the heart pumps the blood up to the lungs only.   left auricle   right ventricle   left ventricle   right auricle   Hint Half-n-half Clue   7. During the ventricular systole, the semilunar valves are closed.   True   False