Layers of trachea wall, light micrograph. The uppermost layer is the mucosa, which is lined by pseudostratified columnar epithelium (respiratory epithelium). Below this is the lamina propria, which contains blood vessels and mucus glands. At right is hyaline cartilage. Collagen fibres appear deep blue. Pasini method. Magnification: x90 when printed at 10 centimetres wide. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / JOSE CALVO |
Taille de l’image : | 4674 px × 3739 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |