Question

write difference between arteries and veins

Answer 1

Artery--

1. Vessels which carry blood from the heart to various body parts 

2. Arteries carry oxygenated blood from the heart except pulmonary artery 

3. Arteries have thick elastic muscular walls 

4. Valves are absent 


Veins--

1. Vessels which carry blood from the various body parts to the heart 

2. Veins carry deoxygenated blood from the various body parts except pulmonary vein 

3. Veins have thin non elastic walls 

4. Valves are present to prevent the backward flow of blood 

Answer 2

arteries:-
1) they're thick walled.
2) blood flows under high pressure.
3) they carry deoxygenated blood.
4) they carry blood away from heart.

veins:-
1) they're thin walled.
2) blood flows under low pressure.
3) they carry oxygenated blood.
4) they carry blood towards heart.