Drag each tile to the correct location on the image. Place the labels to describe the role of the lungs and blood in transporting oxygen and carbon dioxide in the body. Blood cells transport carbon dioxide to the lungs. Oxygen from the lungs enters the alveoli in the lungs. Red blood cells supply oxygen to the cells of different organs in the body. Oxygen enters the red blood cells in the capillaries. Red blood cells collect the waste carbon dioxide.