Medical illustration showing the cellular process of gas exchange in lung alveoli. Includes a cross-section of an alveoli, capillaries changing from arterial to venous, and an inset showing an alveolar enlargement. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Catherine Twomey |
Bildgröße: | 2639 px × 3300 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |