Nasal Sinus Cavities
The nasal sinus cavities are moist, hollow spaces in the bones around your eyes, cheeks, and nose. They are connected to the nasal passages through narrow openings.
eMedicineHealth Medical Reference from Healthwise
To learn more visit Healthwise.org
© 1995-2014 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.