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internal acoustic meatus

Course: - a canal beginning in the posterior cranial fossa passing laterally through the petrous part of the temporal bone to the fundus where a thin plate of bone separates it from the vestibule. Function: It gives passage to: 1) facial nerve (CN VII) 2) vestibulocochlear nerve (CN VIII) 3) labyrinthine artery 4) labyrinthine vein

General

auditory canal (acoustic meatus)

References

  1. Grant's Atlas of Anatomy, 10th edition, AMR Agur & MJ Lee (eds), Lippincott Williams & Wilkins, Philadelphia, 1999
  2. Stedman's Medical Dictionary 27th ed, Williams & Wilkins, Baltimore, 1999

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