artery - They carry oxygen and nutrients., vein - They carry wast and the color of the blood is dark red., heart - When it pump blood run through your veins., lung - Are part of the respiratory system and they contain oxygen., capillaries - Are tiny blood vessels connecting arteries to veins. These blood vessels carry oxygen and nutrients to individual cells throughout the body., red blood cell - Contain a protein called hemoglobin, which carries oxygen from the lungs to all parts of the body., white blood cell - They help to fight infection and other diseases., plateles - They help form blood clots to slow or stop bleeding and to help wounds heal.,

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