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Vestibulocochlear nerve

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The course and connections of the facial nerve in the temporal bone |- style="text-align: center;" class="hiddenStructure" | colspan="2" |

|- style="text-align: center; line-height: 1;" class="hiddenStructure" | colspan="2" | |- class="hiddenStructure" |Latin |colspan="2"| |- class="hiddenStructure" |[[List of subjects in Gray's Anatomy:203#Gray.27s_page_.23|Gray's]] |colspan="2"|[subject #203 ] |- class="hiddenStructure" |Innervates |colspan="2"| |- class="hiddenStructure" |From |colspan="2"| |- class="hiddenStructure" |To |colspan="2"|cochlear nerve, vestibular nerve |- class="hiddenStructure" |MeSH |colspan="2"|[A08.800.800.120.910] |- class="hiddenStructure" |Dorlands/Elsevier |colspan="2"|[/] |} The vestibulocochlear nerve is the eighth of twelve cranial nerves and also known as the auditory nerve or acoustic nerve. It is the nerve along which the sensory cells (the hair cells) of the inner ear transmit information to the brain. It consists of the cochlear nerve, carrying information about hearing, and the vestibular nerve, carrying information about balance. It emerges from the medulla oblongata and enters the internal acoustic meatus in the temporal bone, along with the facial nerve.

How hearing information is coded on the nerve has long been a matter of scientific debate between two competing theories, a place theory and a rate theory.

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Nerve:
Major nerves (also see Peripheral nervous system)
Cranial nerves: I olfactory | II optic | III oculomotor | IV trochlear | V trigeminal | V1 ophthalmic (lacrimal, frontal, supratrochlear, supraorbital, nasociliary, ciliary ganglion) | V2 maxillary (sphenopalatine ganglion) | V3 mandibular (buccal - auriculotemporal - lingual - inferior alveolar - otic ganglion) | VI abducens | VII facial (chorda tympani, nervus intermedius) | VIII vestibulocochlear (cochlear, vestibular) | IX glossopharyngeal | X vagus (recurrent laryngeal, Alderman's nerve) | XI accessory | XII hypoglossal

Posterior spinal nerves: greater occipital

C1-C4 - Cervical plexus: lesser occipital | greater auricular | lesser auricular | phrenic | ansa cervicalis

C5-C8, T1 - Brachial plexus: supraclavicular branches (dorsal scapular, suprascapular, long thoracic) | lateral cord (musculocutaneous, lateral antibrachial cutaneous, lateral head of median nerve) | medial cord (ulnar, medial head of median nerve, medial antibrachial cutaneous, medial brachial cutaneous) | posterior cord (axillary, radial)

T2-T11: intercostal

T12, L1-L5 - Lumbar plexus: iliohypogastric | ilioinguinal | genitofemoral | lateral femoral cutaneous | femoral | obturator

S1-S4 - Sacral plexus: gluteal | posterior femoral cutaneous | tibial | sciatic | sural | common peroneal

S2-S5 - Pudendal plexus: perforating cutaneous | pudendal | visceral | muscular | anococcygeal

 


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