1. Veins are normally located just below the skin.   True   False   2. Which blood vessel transports blood from the kidney into the inferior vena cava?   hepatic vein   hepatic artery   renal vein   renal artery   Hint Half-n-half Clue   3. Veins have a narrow lumen (the central space through which blood flows).   True   False   4. Veins have non-elastic walls.   True   False   5. Which blood vessel transports blood from the aorta into the liver?   renal artery   renal vein   hepatic vein   hepatic artery   Half-n-half Clue   6. Which blood vessel carries blood from the lungs to the heart?   hepatic vein   pulmonary artery   hepatic artery   pulmonary vein   Half-n-half Clue   7. Capillaries have muscular walls.   True   False