Petrosal process
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| Bone: Petrosal process | |
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| Sphenoid bone. Upper surface. (Petrosal process labeled at bottom center.) | |
| Gray's | subject #35 147 |
On either side of the dorsum sellae of the sphenoid bone is a notch for the passage of the abducent nerve, and below the notch a sharp process, the petrosal process, which articulates with the apex of the petrous portion of the temporal bone, and forms the medial boundary of the foramen lacerum.
This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.
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