1. In a normal adult, the red blood corpuscles are produced in the liver.   True   False   2. During the ventricular systole, the blood enters the ventricles.   True   False   3. The left auricle of the heart receives _______ blood from the lungs.   oxygenated   deoxygenated   4. During the ventricular systole, the semilunar valves are closed.   True   False   5. With reference to the heartbeat, the word 'systole' refers to a relaxation phase whereas the word 'diastole' refers to a contraction phase.   True   False   6. The inferior vena cava carries blood from the upper parts of the body to the heart.   True   False   7. The cardiac veins carry blood to the walls of the heart.   True   False