1.

About vein and artery

Answer»

The chief difference betweenarteriesandveinsis the job that they do.Arteriescarry oxygenated blood away from the heart to the body, andveinscarry oxygen-poor blood back from the body to the heart

arteries have thick and muscular walls while veins have thin and less muscular wallsarteries walls are elastic while veins walls are non elastic



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