CSD 277 Lecture Notes - Lecture 17: Cochlear Implant, Intraoperative Neurophysiological Monitoring, Audiology
26 Aug 2019
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Document Summary
Future of audiology: anticipated to grow faster than average (29%) through 2024 @ 12,800 audiologists today. Increased survivability of premature infants, stroke victims, and trauma victims: rapid growth of 55+ age group, mandatory newborn hearing screening programs, demand for direct and contract services. Increased school enrollment - federal law required special education and special services: more than just hearing , audiologists also , test a person"s vestibular function, balance. Stand up and close your eyes: you start to sway. Sends sounds to the cochlea through vibrations: bypass outer and middle ear, audiogram pure tone air and pure tone bone, xs and os are the air results, brackets are the bone results. Special tests used to assess infant hearing: soundfield testing, boa: behavioral observation audiometry. Informs about: mobility of the eardrum, contraction of middle ear muscles (stapedial muscle) to loud sound. Impact of hearing loss in children: delays in verbal language acquisition, receptive, expressive. Social development: bonding with peers, specific issues.
