Point out two differences between an artery and a vein

Point out two differences between an artery and a vein.

Two Differences Between An Artery and A Vein:

An Artery A Vein
Artery is a blood vessel that carries pure, oxygenated blood. The vein carries impure, deoxygenated blood.
It is thick-walled and more elastic. It is thin-walled and less elastic.