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hiatus for greater petrosal nerve

 

Definition: the opening on the anterior aspect of the petrous part of the temporal bone that leads to the facial canal and gives passage to the greater petrosal nerve.

Synonym(s): hiatus canalis nervi petrosi majorisTA, fallopian hiatus, Ferrein foramen, hiatus canalis facialis, hiatus of facial canal

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