IHS Exam Study Questions and Correct Answers 2026/2027

IHS Exam Study Questions and Correct Answers In general, mold modifications are as follows: - Correct Answer Venting affects lows, damping the midrange and horn effects boost highs. Basic verification involves: - Correct Answer checking MCL and UCL in quiet and noise. Sound field is - Correct Answer a controlled environment The configuration and height of the tympanogram can be a factor in deciding the proper matrix for the fitting of a hearing aid: - Correct Answer A high Type A tells us to decrease the output by 2-3 dB You cannot use feedback checks when - Correct Answer checking the telephone coil Verification procedures: - Correct Answer Check the accuracy of your fitting. The problems produced by excessive ambient noise are - Correct Answer greater for the lower frequencies than the higher frequencies The decibel is - Correct Answer a ratio between two intensities REUR measurement are taken in - Correct Answer an open human ear canal When a hearing aid is dead, you can check the receiver and microphone function by: - Correct Answer turning on the instrument telecoil