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cribriform foramina


Definition: openings in the cribriform plate of the ethmoid bone, transmitting approximately 20 bundles of nerve fibers that collectively constitute the olfactory nerve (CN I).

Synonym(s): foramina cribrosaTA, olfactory foramen

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.