All __________ carry oxygenated blood except the pulmonary artery which carry deoxygenated blood to the lungs.
The blood vessel which carries oxygenated blood from the lungs to the heart is : (a) main artery (b) pulmonary artery (c) main vein (d) pulmonary vein
arteries carry oxygenated blood and veins carry dexygenated blood but when blood is transported through the body the pulmonary artery carries deoxygenated blood to the lungs and the pulmonary vein carries oxygenated blood from the auricle to the left ventricle. why does this hapen?