*  Rhinoplasty - Wikipedia
The superior meatus is the drainage area for the posterior ethmoid bone cells and the sphenoid sinus; the middle meatus ... Posterior ethmoid nerve - serves the superior (upper) half of the nasal cavity, the sphenoids, and the ethmoids. Intratrochlear ... provides drainage for the anterior ethmoid sinuses and for the maxillary and frontal sinuses; and the inferior meatus provides ... Toriumi DM (November 2006). "Difficult revision case: Foreshortened nose and severe alar retraction, two prior rhinoplasty ...
  https://en.wikipedia.org/wiki/Rhinoplasty