red blood cell - carries oxygen, white blood cell - fights diseases, platelets - clots blood, plasma - liquid of blood, veins - carry blood to the heart, arteries - carry blood from the heart, capillaries - tiny blood vessels, left ventricle - pumps blood to the body, right atrim - collects blood from the body, left atrium - collects blood from the lungs, right ventricle - pumps blood to the lungs,

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