vestibular root

ves·tib·u·lar root

vestibular root of VIII nerve, a collective term for those sensory fibers of the eighth cranial nerve (vestibulocochlear) that originate from the vestibular labyrinth, have their cell bodies of origin in the vestibular ganglion, and function in the sphere of balance and equilibrium; centrally these fibers end primarily in the vestibular nuclei of the brainstem and in the cerebellum.
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