internal auditory canal

internal auditory canal n a short auditory canal in the petrous portion of the temporal bone through which pass the facial and auditory nerves and the nervus intermedius called also internal acoustic meatus, internal auditory meatus

* * *

meatus acusticus internus.

Medical dictionary. 2011.

Look at other dictionaries:

  • auditory canal — n either of two passages of the ear called also acoustic meatus, auditory meatus see EXTERNAL AUDITORY CANAL, INTERNAL AUDITORY CANAL …   Medical dictionary

  • internal auditory artery — n a long slender artery that arises from the basilar artery or one of its branches, accompanies the auditory nerve through the internal auditory canal, and is distributed to the inner ear called also internal auditory, labyrinthine artery …   Medical dictionary

  • Internal auditory meatus — Infobox Bone Name = Internal auditory meatus Latin = meatus acusticus internus GraySubject = 34 GrayPage = 143 Caption = Left temporal bone. Inner surface. Caption2 = Diagrammatic view of the fundus of the right internal acoustic meatus. System …   Wikipedia

  • internal auditory meatus — noun also internal acoustic meatus : a short canal in the petrous portion of the temporal bone through which pass the facial, auditory, and glossopalatine nerves * * * Anat. the canal extending through the petrous portion of the temporal bone,… …   Useful english dictionary

  • internal auditory meatus — Anat. the canal extending through the petrous portion of the temporal bone, through which the glossopharyngeal nerve, the facial nerve, and the auditory nerve and artery pass. See diag. under ear. * * * …   Universalium

  • internal acoustic meatus — n INTERNAL AUDITORY CANAL …   Medical dictionary

  • canal — A duct or channel; a tubular structure. SEE ALSO: c., duct. SYN: canalis [TA]. [L. canalis] abdominal c. SYN: inguinal c.. accessory c. a channel leading from the root …   Medical dictionary

  • Internal occipital crest — Bone: Internal occipital crest Occipital bone. Inner surface. (Internal occipital crest not labeled, but occipital sinus is visible at center.) …   Wikipedia

  • auditory meatus — noun either of the passages in the outer ear from the auricle to the tympanic membrane • Syn: ↑acoustic meatus, ↑ear canal, ↑auditory canal, ↑external auditory canal • Hypernyms: ↑meatus • Part Holonyms: ↑ …   Useful english dictionary

  • internal ear — noun a complex system of interconnecting cavities; concerned with hearing and equilibrium • Syn: ↑inner ear, ↑labyrinth • Hypernyms: ↑sense organ, ↑sensory receptor, ↑receptor • Part Holonyms: ↑ …   Useful english dictionary

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