1. Valves are present in arteries.   True   False   2. Which blood vessel carries blood from the lungs to the heart?   pulmonary artery   pulmonary vein   hepatic vein   hepatic artery   Hint Half-n-half Clue   3. Which blood vessel transports blood from the kidney into the inferior vena cava?   hepatic vein   renal artery   renal vein   hepatic artery   Half-n-half Clue   4. Capillaries have muscular walls.   True   False   5. Veins have a narrow lumen (the central space through which blood flows).   True   False   6. If an artery is empty, it collapses.   True   False   7. Which blood vessel carries blood from all parts of the body to the heart?   right coronary artery   anterior cardiac vein   vena cava   aorta   Half-n-half Clue