arteries veins and capillaries comparison

The structure of arteries, veins and capillaries(ii) Veins: Veins are thinner than arteries and ar.Capillaries are smaller blood vessels which connect the arteries to veins.Arteries (thick walled muscular tubes) carry blood away from the heart at Arteries and Veinsarteries; capillaries; veins. Arteries carry blood away from the heart.It is impossible to account for all the veins, arteries,
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