Superior meatus
The superior meatus is an air passage of the lateral nasal cavity located between the superior nasal concha and lateral nasal wall. The posterior ethmoid air cells and sphenoid sinuses drain into the superior meatus.
See also
The superior meatus is an air passage of the lateral nasal cavity located between the superior nasal concha and lateral nasal wall. The posterior ethmoid air cells and sphenoid sinuses drain into the superior meatus.