IHS Written Review Questions and Correct Answers

The hearing aid is full-on, the input is 50 dB or 60 dB, as selected, the curve runs from 200-5000 Hz is the FOG Reference test gain is the same as full-on in mild gain aids a more realistic setting than full-on 77 dB less than the HFA SSPL-90 Input is 60 dB; volume control is set in the reference test position. This curve represents frequency response curve HFA is determined by averaging the values at: 1000, 1600, and 2500 Hz A BiCROS hearing aid consists of mic on the unaided side and a mic, amp, rec on the aided side If a person has a 70 dB SRT with a sensorineural loss, he will require how much FOG in an ITE aid 40-45 dB If a person has an MCL of 80 dB HL for speech with a sensorineural loss, he will require how much FOG in an ITE aid 40-45 dB If a person has a LDL of 100 dB HL for speech, the output should be no greater than 120 dB SPL The selection of the frequency response of the hearing aid is most affected by what audiometric factor slope of the audiogram Based on the slope fitting method, in a high frequency hearing loss, where will you typically have the greater amount of gain above 1000 HZ Polyethylene is a ear mold for allergies that is semi-rigid white material resembling paraffin Requires manufacturer repair change in the hearing aid Matrix change in the volume control electronic feedback The smaller the inside diameter and longer the tubing will give you more lows