LIGN 7 Lecture Notes

LIGN 7 Lecture Notes - Lecture Readings NO office hours...

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Lecture Readings NO office hours today Bring lass Book on Wed www.webct.ucsd.edu o lecture slides www.podcast .ucsd.edu Galadis font Lign 7: Sign Language and Its Culture A. Outline What is deafness from a physiological perspective? o Regarding what is happening to the ear What is deafness from an acoustic perspective? o The way we use hearing. Acoustic wave forms into sound What is deafness fro a child’s perspective o How does a child discover he/she is deaf? B. What is deafness from a physiological perspective? Prevalence of Deafness o 10% of population has significant impairment o 0.033% (1/3 rd of 1%) are deaf o 1 in 1000 babies have hearing impairment higher incidence than most other screened disabilities o Schematic of ear Damage to the cochlea and cochlear nerve Auricles are important to funneling sound waves (outer ear) Some people can be born without auricles (sound waves into neurological signals) Auricle
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LIGN 7 Lecture Notes - Lecture Readings NO office hours...

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