Question
Distinguish between:
Artery and Vein

Answer

Artery Vein
1.The blood vessel that carries blood from the heart to different organs is called an artery1.The blood vessel that carries blood from any organ towards the heart is called a vein.
2.In artery, the blood flows under higher pressure2.In vein, the blood flows under somewhat low pressure.
3.The wall of the artery is relatively thick and elastic.3.The wall of the vein is relatively thin and less elastic.
4.In atrium, the blood pressure is relatively low4.In the organs and tissues, the veins are formed by the union of numerous blood capillaries and several venules.
5.Arteries carry oxygenated blood (exception -Pulmonary artery).5.Veins carry deoxygenated blood (exception - Pulmonary vein).

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