Question

arteries have thin walls why​

Answer 1

1st of all arteries have a thick walls while veins have have a thin wall

Answer to why arteries have thick walls: arteries have thick walls because blood flows inside them with high pressure and with a high speed

Answer 2

Answer:

Arteries have thick walls

Explanation:

Arteries have thick walls which contain muscle and elastic tissue,  transports blood away from the heart, a  thinner wall means when the smooth muscle in those walls constricts, the lumen becomes more rounded.

Hope it helps!