Description

Round opening at the upper part of each sphenoidal sinus by which it communicates with the upper and back part of the nasal cavity and occasionally with the posterior ethmoidal air cells.


This definition incorporates text from a public domain edition of Gray's Anatomy (20th U.S. edition of Gray's Anatomy of the Human Body, published in 1918 – from http://www.bartleby.com/107/).

Images

Download e-Anatomy

Mobile and tablet users, you can download e-Anatomy on Appstore or GooglePlay.

e-Anatomy on Appstore e-Anatomy on Googleplay