1. The pulse rate decreases during strenuous physical work.   True   False   2. The spleen is located behind the stomach.   True   False   3. A portal vein begins in the form of capillaries and ends in the form of capillaries too.   True   False   4. Blood aids in regulating the body temperature.   True   False   5. 'Systolic pressure' is the term that indicates the lower limit of blood pressure.   True   False   6. The spleen is a lymphatic organ.   True   False   7. Which of the following is not a function of the spleen?   Spleen produces red blood corpuscles.   Spleen stores blood.   Spleen produces blood platelets.   Spleen produces lymphocytes.   Hint Half-n-half Clue