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ala of crista galli


Definition: a small lateral expansion of the ethmoid bone from the anterior aspect of the crista galli on each side that articulates with the frontal bone and forms the foramen cecum.

Synonym(s): ala cristae galliTA, alar process, wing of crista galli

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.