Frontal sinus. Anatomical dissection of part of the skull,showing a frontal sinus (cavity at bottom) in the forehead. This cavity is an example of a paranasal sinus. The paranasal sinuses are membrane-lined air-filled spaces in the bones of the face. They drain into the nose and throat | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / CNRI |
Taille de l’image : | 3454 px × 5060 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |