1. In a normal adult, the red blood corpuscles are produced in the liver.   True   False   2. The right auricle of the heart receives oxygenated blood.   True   False   3. Which fluid fills up the space between all human body cells?   extracellular fluid   extercellular fluid   intercellular fluid   intracellular fluid   Hint Half-n-half Clue   4. During the atrial systole, the atrial muscles _______.   relax   contract   5. The _______ of the heart pumps the blood up to the lungs only.   right auricle   left ventricle   left auricle   right ventricle   Half-n-half Clue   6. The inferior vena cava carries blood from the upper parts of the body to the heart.   True   False   7. During the ventricular systole, the semilunar valves are closed.   True   False