Illustration of red and white blood cells. Red blood cells, or erythrocytes, transport oxygen from the lungs to the rest of the body and also remove carbon dioxide from the body by transporting it to the lungs where it is exhaled. White blood cells are part of the body's immune system. | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / NEMES LASZLO |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |