Question

arteries have thick and elastic muscularbwalls why

Answer 1

the blood circulation in the arteries is very fast.if the artery wall was to be thin it would cause the tearing and lead to severe bleeding. so arteries have a thick and elastic muscular walls

Answer 2

The blood circulation in the arteries is very fast. If the walls of the arteries are thin it would cause tearing and severe bleeding. The walls of the arteries are thick, muscular and elastic to withstand high pressure and to build pressure in order to push the blood to help it flow.