At times drugs could be offered that will help someone make much more blood cells. And at times blood cells and many of the Exclusive proteins blood contains can get replaced by giving someone blood from somebody else. This is called a transfusion (say: trans-FEW-zyun). Arteries carry oxygenated blood (blood https://www.generationgenius.com/videolessons/plant-and-animal-cells-video-for-kids/