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. 2019 Aug 7;14(8):e0218791. doi: 10.1371/journal.pone.0218791

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© 2019 Wallace et al

This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.

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Fig 21 — (A) Dynamic cutaway illustrating medial aspect of petrosal and its associated foramina and fossa. (B) Cross section through facial nerve foramen. (C) Cross section through vestibular nerve foramen. (D) Cross section through cochlear nerve entrance. (E) Cross section through vestibular aqueduct and subarcuate fossa. Abbreviations: c, cochlea; ci, crista interfenestralis; cnf, foramen for cochlear nerve; fnf, foramen for facial nerve; fv, foramen vestibuli; plf, parilymphatic foramen; psa, parasphenoid ala; saf, subarcuate fossa; st, stapes; va, vestibular aqueduct; vnf, foramen for vestibular nerve.