Differentiate between Veins and Arteries. How are they different from capillaries?
Answers
Explanation:
Arteries carry blood away from the heart; the main artery is the aorta. ... Capillaries carry blood away from the body and exchange nutrients, waste, and oxygen with tissues at the cellular level. Veins are blood vessels that bring blood back to the heart and drain blood from organs and limbs
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Veins:-
1) It carries blood towards the heart
2) It carries de-oxygenated blood, except the pulmonary veins.
3) Continuous flow of blood.
4) Blood flow under little pressure.
5) Valves are present.
6) Thin Wall, Wide Lumen.
7) Superficially present.
Arteries:-
1) It carries blood away from the heart.
2) It carries oxygenated blood, except pulmonary artery.
3) Blood flows with pushes.
4) Blood flows under high pressure.
5) Valves are absent.
6) Thick Wall, Narrow Lumen.
7) It is deep seated inside the body.
They are different from capillaries as:-
Capillaries carry blood away from the body and exchanges nutrients and wastes and oxygen with tissues at cellular level.
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