1)
Covered by a vascular mucous membrane lined with small hairs and
mucous secretions. |
2)
Is divided by the septum into 2 anterior cavities (the vestibules). |
3)
Sensory endings of the olfactory nerve lie on the roof of the nose. |
4) The lateral walls of the nose are formed by turbinates. |
5) The maxillary sinuses lie along the lateral wall of the nose cavity. |
6) The frontal sinuses are in the frontal bone superior to the nasal cavities. |
7) The ethmoid sinuses lie behind the frontal sinuses. |
8) The sphenoid sinuses are deep in the skuill behind the ethmoid sinuses. |