Definition: the part of the vestibulocochlear nerve [CN VIII] peripheral to the vestibular root; it is composed of the central processes of bipolar neurons that have the terminals of their peripheral processes on the hair cells in the ampullae of the semicircular ducts and the maculae of the saccule and utricle, and cell bodies of the vestibular ganglion.
Synonym(s): nervus vestibularisTA, pars vestibularis nervi vestibulocochlearis, superior part of vestibulocochlear nerve, vestibular part of vestibulocochlear nerve, vestibular root of cranial nerve VIII
See Also: vestibular root
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