white blood cells, plasma and platelets. Blood carries things you need, like oxygen and glucose, and waste products, such as carbon dioxide, around your body. White blood cells form part of the ...

Some cells do repairs if you get a cut. Red blood cells deliver oxygen and take away rubbish. And your white blood cells are like police looking for germs. There's a lot going on inside you!

White blood cells are blood cells that are part of the immune system. They are responsible for ingesting, killing, and ...

Here, your body makes hundreds of thousands of red blood cells, platelets, and white blood cells every day. Plasma cells, a type of white blood cell, help keep you healthy by making antibodies ...