ALDS 2604 Lecture Notes - Lecture 10: Sound Pressure, Eardrum, Habilitation

• School: Carleton University
• Department: Applied Linguistics and Discourse Studies
• Course: ALDS 2604
• Professor: Jacquie Ballantine

Document Summary

Ling 2604 slideshow 9: hearing loss, children, 1 to 6 out of 1000 children experience a hearing loss which impairs their ability to communicate. Can put headphones on skull vibrate whole skull and both cochlea: controls (test at variety of:, frequencies: 250, 500, 1000, 2000, 4000, 6000, 8000 hz, going to check hearing at all frequencies then play with loudness (intensity) Intensity: -10 to 120 db: regular person will find 120 to loud but person with hearing loss might barely be able be to hear. 0 is lowest typical adult can barely hear, at -5 or -10 have above average hearing) The frequencies that are most commonly used on a hearing test are 250hz, 500hz, 1khz, 2khz, 4khz and 8khz and the intensities used are from 0 to. A sensorineural hearing loss occurs because of nerve damage and is not correctable.