That depends on where the blood is going. Arteries carry blood away from the heart and veins bring it back.
The hepatic artery in the liver enters from the bottom and is much smaller in diameter than the aorta or the portal vein that it lies above. The hepatic vein exits the liver from the top, carries blood through the top portion of the liver, and is larger in diameter than the hepatic artery.
it is a VEIN <3
Artery.
there is no such animal as an artery vein.... you have artery and you have veins... no vessel is both, unless used in a CABG.
The hepatic artery in the liver enters from the bottom and is much smaller in diameter than the aorta or the portal vein that it lies above. The hepatic vein exits the liver from the top, carries blood through the top portion of the liver, and is larger in diameter than the hepatic artery.
It's a vein. The artery going to your head is the carotid artery.
segmental artery, renal artery, renal vein, arcule vein, interlobular vein, interlobular artery
the wall of an artery is usuallythicker that the wall of a vein.
the parts of the are the artery and vein.
artery
Yes, because there is more pressure in the artery than in the vein so the artery has to be big enough to hold the pressure that's inside it.
in our body there are both, pulmonary artery and pulmonary vein