Question

Give the reason
Blood pressure in arteries is higher than in vein

Answer 1

The lumen of arteries are very smaller than that of vein and also arteries have thick walls while veins have thinner walls. Therefore blood flows with a very high pressure in arteries.

Answer 2

the heart directly pumps oxygenated blood into large elastic and thick nerves called arteries.the deoxygenated blood pumps slowly in veins