eighth cranial nerve

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Related to eighth cranial nerve: acoustic nerve
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Noun1.eighth cranial nerve - a composite sensory nerve supplying the hair cells of the vestibular organ and the hair cells of the cochlea
auditory system - the sensory system for hearing
cranial nerve - any of the 12 paired nerves that originate in the brain stem
References in periodicals archive ?
Since ANs are situated on the eighth cranial nerve near the hearing canal, open procedures oftentimes cause patients to lose their hearing as surgeons attempt to remove the tumor.
The eighth cranial nerve is commonly affected as it has a long segment exposed to CSF (4) and is particularly well lined by myelin that is supported by haemosiderin-sensitive microglial cells.
An acoustic neuroma (sometimes termed a vestibular schwannoma) is a benign brain tumor on the eighth cranial nerve, which leads from the brain to the inner ear.