CDO 335 Week fifteen Notes
CDO 335 Week fifteen Notes CDO 335
Popular in Anatomy & Physiology of Speech and Hearing
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Popular in Communication Disorders & Sciences
This 0 page Class Notes was uploaded by Rachel Roede on Monday December 7, 2015. The Class Notes belongs to CDO 335 at Central Michigan University taught by Lori Bissell in Summer 2015. Since its upload, it has received 17 views. For similar materials see Anatomy & Physiology of Speech and Hearing in Communication Disorders & Sciences at Central Michigan University.
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Date Created: 12/07/15
CDO 335 Week Fifteen Notes Path of Sound to the Brain 0 Acoustic Energy 0 Gathered by auriclepinna o Channeled into the external auditory canalear canal o Strikes and vibrates the tympanic membrane ear drum 0 Mechanical Energy 0 Malleus o lncus o Stapes o Oval window 0 Vibrates the footplate in the wall of the vestibule Hydraulic Energy Perilymph o Vestibule o Scala vestibule o Compresses Reissner39s membrane 0 Mechanical amp Hydraulic Energy 0 Into scala media endolymph o Compresses tectorial membrane 0 Disturbs hair cells in Organ of Corti o Compresses Basilar membrane 0 At the same time 0 Electrical Energy Vlll Vestibulocochlear Nerve auditory nerve to the brain Temporal lobe Brodman s Area 41 Heschl39s Gyrus o Hydraulic Energy perilymph Scala tympani Round window AKA Secondary Tympanic membrane Middle ear cavity tympanic cavity