Question

What type of blood vessel is the thickest?
O vein
capillary
artery
arteriole

Answer 1

1. artery

2. veins

Step-by-step explanation:

100% correct

Answer 2

artery

Step-by-step explanation:

An artery is a blood vessel that conducts blood away from the heart. All arteries have relatively thick walls that can withstand the high pressure of blood ejected from the heart. However, those close to the heart have the thickest walls, containing a high percentage of elastic fibers in all three of their tunics