nervus vestibulocochlearis

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nervus vestibulocochlearis

The diagram shows the nervus vestibulocochlearis connecting the inner ear to the brainstem.

Definition
  1. Noun:
    • The eighth cranial nerve: A paired nerve that transmits sensory information related to hearing and balance from the inner ear to the brain.
    • A composite sensory nerve: It consists of two distinct functional parts: the vestibular nerve (for balance and spatial orientation) and the cochlear nerve (for hearing).
Usage Examples
  • Noun:
    • Damage to the nervus vestibulocochlearis can cause vertigo and hearing loss.
    • The surgeon carefully identified the nervus vestibulocochlearis during the procedure.
Advanced Usage
  • Clinical context: Often discussed in neurology and otolaryngology regarding disorders like acoustic neuroma (a tumor on this nerve), sensorineural hearing loss, or vestibular neuritis.
    • The MRI showed a small lesion affecting the nervus vestibulocochlearis.
Variants and Related Words
  • Vestibulocochlear nerve: The more common English term, synonymous with "nervus vestibulocochlearis".
  • Cranial nerve VIII: The numerical designation for this nerve.
  • Acoustic nerve: A somewhat older and less precise term, as it historically emphasized the hearing (cochlear) function over balance.
  • Vestibular nerve: Refers specifically to the branch concerned with balance.
  • Cochlear nerve: Refers specifically to the branch concerned with hearing.
Synonyms
  • Eighth cranial nerve
  • Vestibulocochlear nerve
Related Phrases
  • Vestibulocochlear dysfunction: A general term for impaired function of this nerve.
  • Vestibulocochlear system: Refers to the broader anatomical and functional system including the inner ear and this nerve.
nervus vestibulocochlearis

The diagram shows the nervus vestibulocochlearis connecting the inner ear to the brainstem.

Noun
  1. a composite sensory nerve supplying the hair cells of the vestibular organ and the hair cells of the cochlea