openingis guarded by the mitral, or bicuspid, valve, so named because it consists of two flaps. The mitral valve is attached in the same manner as the tricuspid, but it is stronger and thicker because the left ventricle is by nature a more powerful pump working under high pressure. What ...
Which of the following options is correct? The lymphatic capillaries are a. as permeable as blood capillaries. b. more permeable than blood capillaries. c. completely permeable. d. less permeable than blood capillaries.Which vein(s) of the heart receive(s) blo...