THE HUMAN IMMUNE SYSTEM
BLOOD GROUPS
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[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Detailed explanation-1: -There are three types of blood vessels: Arteries carry blood away from your heart. Veins carry blood back toward your heart. Capillaries, the smallest blood vessels, connect arteries and veins.
Detailed explanation-2: -They are of three different types namely arteries, veins and capillaries.
Detailed explanation-3: -Arteries are the blood vessels that carry blood from the heart to the various parts of the body. Veins are the blood vessels that carry blood from the body parts to the heart. Capillaries are the smallest of the body’s blood vessels. These are the terminal branches of an artery, which rejoin to form a vein.
Detailed explanation-4: -They are arteries and veins. The arteries are blood vessels which carry oxygenated blood from the lungs to all the other parts of the body. The veins are the blood vessels that carry blood rich in carbon dioxide from the various parts of the body to the lungs for purification.