Ear Anatomy Nerves. Olfactory nerve (cn i) optic nerve (cn ii) oculomotor nerve (cn iii) trochlear nerve (cn iv) trigeminal nerve (cn v) abducens nerve (cn vi) facial nerve (cn vii) vestibulocochlear nerve (cn viii) glossopharyngeal nerve (cn ix) vagus nerve (cn x) accessory nerve (cn xi) hypoglossal nerve (cn xii) blood vessels csf. Coming from the inner ear and running to the brain is the eighth cranial nerve, the auditory nerve.
Ear anatomy nerve innervation from www.purposegames.com
This area is called the cerebellopontine angle (cpa) (the angle between. This nerve originates from the lateral surface of the brainstem and travels through the temporal bone in the internal acoustic meatus to innervate the inner ear. This contains receptors for balance.