Ciliated epithelium of the respiratory system. Beating cilia aid in keeping harmful and foreign material from entering the alveoli of the lungs where essential gas exchange occurs. SEM X5000 | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Science Stock Photography |
Taille de l’image : | 3600 px × 3574 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |