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Vestibular nerve information


Vestibular nerve
Inner ear illustration showing semicircular canal, hair cells, ampulla, cupula, vestibular nerve, & fluid
Terminal nuclei of the vestibular nerve, with their upper connections. (Schematic.)
  1. Cochlear nerve, with its two nuclei
  2. Accessory nucleus
  3. Tuberculum acusticum
  4. Vestibular nerve
  5. Internal nucleus
  6. Nucleus of Deiters
  7. Nucleus of Bechterew
  8. Inferior or descending root of acoustic
  9. Ascending cerebellar fibers
  10. Fibers going to raphé
  11. Fibers taking an oblique course
  12. Lemniscus
  13. Inferior sensory root of trigeminal
  14. Cerebrospinal fasciculus
  15. Raphé
  16. Fourth ventricle
  17. Inferior peduncle. Origin of striæ medullares.
Details
FromVestibulocochlear nerve
Identifiers
Latinnervus vestibularis
MeSHD014725
TA98A14.2.01.122
TA26308
FMA53401
Anatomical terms of neuroanatomy
[edit on Wikidata]

The vestibular nerve is one of the two branches of the vestibulocochlear nerve (the cochlear nerve being the other). In humans the vestibular nerve transmits sensory information transmitted by vestibular hair cells located in the two otolith organs (the utricle and the saccule) and the three semicircular canals via the vestibular ganglion of Scarpa. Information from the otolith organs reflects gravity and linear accelerations of the head. Information from the semicircular canals reflects rotational movement of the head. Both are necessary for the sensation of body position and gaze stability in relation to a moving environment.

Axons of the vestibular nerve synapse in the vestibular nucleus are found on the lateral floor and wall of the fourth ventricle in the pons and medulla.

It arises from bipolar cells in the vestibular ganglion which is situated in the upper part of the outer end of the internal auditory meatus.

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Vestibular nerve

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The vestibular nerve is one of the two branches of the vestibulocochlear nerve (the cochlear nerve being the other). In humans the vestibular nerve transmits...

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Vestibulocochlear nerve

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vestibulocochlear nerve or auditory vestibular nerve, also known as the eighth cranial nerve, cranial nerve VIII, or simply CN VIII, is a cranial nerve that transmits...

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Vestibular nuclei

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The vestibular nuclei (VN) are the cranial nuclei for the vestibular nerve located in the brainstem. In Terminologia Anatomica, they are grouped in both...

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Vestibular schwannoma

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A vestibular schwannoma (VS), also called acoustic neuroma, is a benign tumor that develops on the vestibulocochlear nerve that passes from the inner ear...

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Labyrinthitis

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fluid-filled channels in the inner ear. Vestibular neuritis is inflammation of the vestibular nerve (the nerve in the inner ear that sends messages related...

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Neurectomy

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sensory function not related to pain (e.g. vestibular nerve dysfunction causing vertigo). A temporary nerve block with an anesthetic if usually performed...

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Vestibular evoked myogenic potential

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the utricule and superior vestibular nerve and the cVemp measures the saccule and the inferior vestibular nerve. The vestibular system helps a person maintain:...

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Cochlear nerve

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cranial nerve present in amniotes, the other part being the vestibular nerve. The cochlear nerve carries auditory sensory information from the cochlea of...

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Vestibular ganglion

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The vestibular ganglion (also Scarpa's ganglion) is a collection of cell bodies belonging to first order sensory neurons of the vestibular nerve. It is...

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Vertigo

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inner ear or vestibular system, which is composed of the semicircular canals, the vestibule (utricle and saccule), and the vestibular nerve is called "peripheral"...

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Sense of balance

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interconnected with balance. There are five sensory organs innervated by the vestibular nerve; three semicircular canals (Horizontal SCC, Superior SCC, Posterior...

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Vestibular system

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The vestibular system, in vertebrates, is a sensory system that creates the sense of balance and spatial orientation for the purpose of coordinating movement...

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Bipolar neuron

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retina bipolar cell, the spiral ganglion and vestibular ganglion of the vestibulocochlear nerve (cranial nerve VIII), the extensive use of bipolar cells...

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Cranial nerves

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objects. The cochlear nerve transmits information from the cochlea, allowing sound to be heard. When damaged, the vestibular nerve may give rise to the...

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Neurofibromatosis type II

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bilateral benign brain tumors in the nerve sheath of the cranial nerve VIII, which is the "auditory-vestibular nerve" that transmits sensory information...

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Vestibulospinal tract

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information from nuclei to motor neurons. The vestibular nuclei receive information through the vestibulocochlear nerve about changes in the orientation of the...

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Lateral vestibular nucleus

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nucleus, and in it terminate many of the ascending branches of the vestibular nerve. It consists of very large multipolar cells whose axons form an important...

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Internal auditory meatus

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inferior - inferior vestibular area (contains inferior division of vestibular nerve) The cochlear and vestibular branches of cranial nerve VIII separate according...

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Saccule

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impulses travel along the vestibular portion of the eighth cranial nerve to the vestibular nuclei in the brainstem. The vestibular system is important in...

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Vestibular rehabilitation

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Some common vestibular disorders include vestibular neuritis, Ménière's disease, and nerve compression. Vestibular dysfunction can exist unilaterally, affecting...

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Sense

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ampullae, the vestibular system can detect the direction of most head movements within three-dimensional (3D) space. The vestibular nerve conducts information...

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Olivocochlear system

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nerve fibres, the olivocochlear bundle (OCB), form part of the vestibulocochlear nerve (VIIIth cranial nerve, also known as the auditory-vestibular nerve)...

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Membranous labyrinth

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distributions of the cochlear nerve, one of the two branches of the vestibulocochlear nerve. The other branch is the vestibular nerve. Within the vestibule,...

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Inner ear

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electrochemical impulses which are passed on to the brain via the auditory nerve. The vestibular system, dedicated to balance. The inner ear is found in all vertebrates...

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Superior vestibular nucleus

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terminals from the ascending branches of the vestibular nerve. Sends uncrossed fibers to cranial nerve 3 and 4 via the medial longitudinal fasciculus...

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Macula of saccule

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perception of acceleration both vertically and horizontally along the vestibular nerve, allow for the perception of linear acceleration in any direction....

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Tionne Watkins

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she was diagnosed as having a grape-sized acoustic neuroma on her vestibular nerve that affected her balance, weight, hearing, sight, and facial movement...

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