SCIENCE
CIRCULATORY SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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veins
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arteries
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capillaries
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white blood cells
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Detailed explanation-1: -Arteries carry blood away from your heart. Veins carry blood back toward your heart.
Detailed explanation-2: -Arteries carry blood away from the heart and veins carry blood back to the heart.
Detailed explanation-3: -The aorta carries oxygen-rich blood to the body from the left ventricle.
Detailed explanation-4: -The blood vessels include the superior and inferior vena cava. These bring blood from the body to the right atrium. Next is the pulmonary artery that carries blood from the right ventricle to the lungs. The aorta is the body’s largest artery.
Detailed explanation-5: -There are five classes of blood vessels: arteries and arterioles (the arterial system), veins and venules (the venous system), and capillaries (the smallest bloods vessels, linking arterioles and venules through networks within organs and tissues) (Fig 1).