An illustrated cross section of the placenta (left) and umbilical cord (right) showing the exchange of maternal and foetal blood. Oxygenated blood is depicted as red and deoxygenated blood carrying waste products is depicted as blue. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Oto, Evan |
Bildgröße: | 6300 px × 4200 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |