IHS License Study guides, Class notes & Summaries

International Hearing Society (IHS) License Exam Prep - Questions and Answers Dexterity of the patent's fingers enter into the choice of instruments because of difficulty in: -inserting the earmold into the ear -replacing the battery -adjusting the volume or any of the controls on the hearing aid. A bone conduction instrument should be used when: The patient has chronic otitis media. A basic problem for clients with asymmetrical hearing loss is: -Discriminating speech from one side of the hea...

The adult ear canal: - ANSWER-Rises upward and forward then descends to the drum The isthmus is: - ANSWER-Where the canal narrows to enter the temporal bone The pinna and the external canal together: - ANSWER--Gather and reinforce accoustical signals -With the irregular shape of the auricle, cause increases and decreases at different frequencies as the sound arrives at the ear. -Forms a resonating tube. The average resonant frequency of the ear canal plus concha is: - ANSWER-2700 Hz. ...