1) what is the function of red blood cells  a) carries oxygen to the body b) carries water c) carries carbon dioxide 2) what is the function of White blood cells a) protect us from germs and infection b) it helps us to get sick c) it helps in transporting minerals 3) what is the function of platelets a) it helps to clot the blood b) it carries blood c) it transports oxygen 4) what is a blood  a) it makes its own cells b) blood is a liquid that flows through the body c) it helps in clotting the blood 5) the circulatory system consists of a) lungs,nose,ear b) blood, blood vessels and heart c) brain,skull and skin 6) Heart is divided in _________ types. a) 4 b) 2 c) four 7) Heart pumps ____________ into the body. a) blood b) nutrients c) water

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