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Medical Term:

opening of the sphenoidal sinus


Definition: one of the pair of openings in the body of the sphenoid bone through which the sphenoid sinuses communicate with the sphenoethmoidal recess of the nasal cavity.

Synonym(s): apertura sinus sphenoidalisTA, sphenoidal sinus aperture

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.