1. Which is the largest artery in the human body?   renal artery   pulmonary artery   hepatic artery   aorta   Hint Half-n-half Clue   2. 'Systolic pressure' is the term that indicates the lower limit of blood pressure.   True   False   3. Which of the following is not a function of the spleen?   Spleen stores blood.   Spleen produces red blood corpuscles.   Spleen produces lymphocytes.   Spleen produces blood platelets.   Half-n-half Clue   4. The aorta originates from the _______ of the heart.   left auricle   right ventricle   left ventricle   right auricle   Half-n-half Clue   5. The auricles of the heart have thicker walls than the ventricles.   True   False   6. The spleen is a lymphatic organ.   True   False   7. The spleen is located behind the stomach.   True   False