Class Notes (835,073)
Canada (508,912)
Psychology (4,206)
PSY345H5 (172)

Hearing Impairment - detailed notes organized under slide titles :)

4 Pages
Unlock Document

Stuart Kamenetsky

Hearing impairment -helen keller said that deafness was harder to live with than blindness -blindness cuts you off from the visual world but deafness cuts you off from people which is a lot harder to live with -if you ask a typical person most would say they would rather be deaf than blind Loudness, pitch, timbre graph -sound is energy created through vibrations -increase in amplitude = louder the sound -increase in frequency = higher pitch -doubling frequency up 1 octave -we have a range of about 20 20 000 Hz -timbre example: middle C on a piano compared to middle C on a violin compared to a vocalist singing middle C all the same note musically but since they are created differently they produce a different sound ex: vibrating metal vs string vs vocal chords The structure of the human ear -sound vibrates ear drum transferred through 3 little bones pass on movement into the cochlea (which is full of fluid) fluid is pushed and little hair cells move nerve endings are stimulated passes signal to auditory nerve then to auditory cortex -if you have a hole in the ear drum, it will leak properties will not be the same -eustachian tube: balances pressure between the inner ear and outside world Hearing thresholds of a person with hearing in the normal range -most people (even those with hearing disorders) can
More Less

Related notes for PSY345H5

Log In


Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.