AUDITORY PATHWAY-1st order neurons are located in the spiral ganglion and are bipolar. Peripheral processes innervate the organ of corti and central processes terminate in the dorsal and ventral cochlear nuclei. 2nd order NEURONS lie in the dorsal and ventral cochlear nuclei. Most of the axon cross over in the trapezoid body and terminate in the SUPERIOR OLIVARY NUCLEUS. many end in the trapezoid body or lateral Leminiscus and some remain uncrossed.
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