Question

what do we call the blood vessels that carry blood away from the heart

Answer 1

Oxygenated blood is taken away by the one of the great blood vessel called aorta and deoxygenated blood is taken away by pulmonary artery.

Answer 2

There are three major types of blood vessels: the arteries, which carry the blood away from the heart; thecapillaries, which enable the actual exchange of water and chemicals between the blood and the tissues; and the veins, which carry blood from thecapillaries back toward the heart.