ILE Hearing Aid Dispenser Practice Test Questions and Answers 100% Correct

What BEST describes the effect on the patient if you continue to lower a hearing instrument's kneepoint and increase the compression ratio? Choose ALL that apply. A. a lot of gain for soft sounds B. very few speech cues in a crowded party C. little or no gain for moderately loud sounds D. too much amplification in a crowded party - ANSWER-A,B, & C What frequencies would be MOST affected by a head cold? - ANSWER-Low frequencies. 250,500 What is found on the bottom of the ear canal? - ANSWER-The Vagus Nerve(Xth Cranial) What test would best predict the signal-to-noise ratio necessary for a hearing impaired person to understand speech normally in noise? - ANSWER-QuickSIN. What would be the BEST way to prevent an intermittency in the hearing instrument from showing up in the delivery process? A. 2 cc couplet N.A.L. target matching B. real ear testing C. biological check of the instrument D. A.N.S.I. test of the instruments - ANSWER-C. biological check of the instrument When both stapedius muscles contract even though only one ear is stimulated is called: - ANSWER-Consensual Reflex. When considering different digital hearing instruments, open platform technology is generally considered: A. more complicated to program B. software driven C. hardware based D. less flexible for programming - ANSWER-B. software driven When discussing benefits of multi-channel digital hearing instruments which of the following does NOT apply? A. Increased capacity for aid to change with hearing changes B. Increased hearing benefit in noise C. Exact fit to the patient's hearing loss D. More "natural" sound reproduction - ANSWER-C. Exact fit to patient's hearing loss. When IA is exceeed, and one cochlea is better than the other ____ - ANSWER-Cross-Over is possible. When patient/client concerns should be addressed - ANSWER-Immediately. When troubleshooting a hearing instrument, you discover the electrical signal cannot be converted into acoustical energy. Which component is MOST likely defective? A. microphone B. amplifier C. receiver D. power source - ANSWER-C. receiver Where signal processing occurs - ANSWER-Amplifier Which condition of the human ear has NO effect on real ear-probe tube measurements? A. length of canal B. stiffness of T.M. C. physical shape D. diameter of canal - ANSWER-B. Stiffness of T.M. Which of the following procedures would MOST likely be associated with fitting problems? A. Stapedectomy B. Fistula repair C. Myringotomy D. Mastoidectomy - ANSWER-D. Mastoidectomy. Why do we mask? - ANSWER-To ensure the the ear being tested is the ONLY ear participating in or contributing to the threshold measurements. Word Recognition intensity should be presented at: - ANSWER-MCL or 30 to 40 dB above speech reception threshold (SRT). Two main objectives of Aural Rehabilitation - ANSWER-1. Educate the patient/client about the social and emotional aspects of hearing loss and devise a communication strategy that can be implemented. 2. Maximize the use of the hearing instruments within the context of the patient's/client's lifestyle and communication needs. Two key functions of hearing loops - ANSWER-1. Allow electromagnetic signal from conventional telephones, and some cell phones, to be transmitted to the hearing instrument. 2. Can be installed into any space, allowing the sound to be transmitted directly to the hearing instruments when a microphone is used by the speaker. Speech discrimination testing requires: - ANSWER-an evenly monitored presentation. The primary function of the middle ear is to match the impedance of the outer ear to the inner ear by: - ANSWER-Increasing the pressure at the stapes footplate. Articulation index scale can be used for: - ANSWER-Estimating unaided and aided word recognition based on pure tone audiometry. If patient has a prolapsed canal. How BEST should the hearing health professional proceed with the hearing evaluation? - ANSWER-Proceed with insert headphones. Smaller ID (inside diameter) tubing will: - ANSWER-Move peak to lower frequencies. A disadvantage of WDRC and DSP processing is patient complaints of hearing noises where there are no sounds. Which of the following is used to correct this problem? A. input compression B. output compression C. multiple microphones D. expansion - ANSWER-D. expansion The articulation index puts the greatest value to speech intelligibility at which frequency? A. 800 Hz B. 1500 Hz C. 2000 Hz D. 4000 Hz - ANSWER-C. 2000 Hz The typical difference between real ear insertion gain and 2 cc coupler response is: A. REIG has more gain above 3000 Hz B. REIG is less due to insertion loss C. REIG will have less high frequency response with C.I.C.'s D. REIG has less gain at 500 Hz - ANSWER-B. REIG is less due to insertion loss The function of an acoustic coupler is: A. noise reduction B. retention and sealing C. reducing insertion loss D. acoustic transparency - ANSWER-B. Retention and sealing. A patient comes in for his follow-up visit wearing automatic multi-memory digital hearing instruments and is not very happy because the patient is confused by too many options. The next step should be to: Choose ALL that apply A. disable user controlled options B. change his instrument to a analog programmable hearing instrument C. give patient another instruction booklet D. re-counsel patient on the use of his hearing instrument - ANSWER-A & D Check which statements are true: A patient with "Sensory" hearing loss refers to: A. a mild-moderate sensori-neural hearing loss (SNHL) is caused by mostly outer hair cell (OHC) damage B. a mild to severe HL is caused mostly by damage to the cochlea and middle ear ossicles C. "Neural" refers more to SNHL caused by inner hair cell (IHC) damage. D. In most cases, OHC damage usually occurs before IHC damage. E. Most inner hair cell damage is caused by noise exposure - ANSWER-A, C, & D A patient complains that their voice " their own voice has a barrel-like or echo quality". The most common cause is: A. Too much high frequency gain B. Too much low frequency gain C. The patient is not wearing their hearing aids long enough for their brain to acclimate to the new amplification settings D. Too much mid-frequency gain E. None of the above - ANSWER-Too much low frequency gain As a HIS, the primary objective for hearing instrument fitting is to: A. Amplify to the patient's prescriptive audibility levels B. Ensure that the patient has all necessary training on daily use of their hearing aids and accessories. C. When amplifying more than 3 dB, ensure that a real ear test is performed and the patient is informed of their new amplification expectations D. Ensure that conversational speech is amplified into the patient's/client's dynamic range. - ANSWER-Ensure that conversational speech is amplified into the patient's/client's dynamic range. Which selection best describes the pathologies for an acoustic neuroma. (check all that apply) A. unilateral hearing loss, tinnitus, decreased word understanding, vertigo, headaches, and facial numbness B. tinnitus, vertigo, headaches, and facial numbness, and nephropathy C. bilateral hearing loss, tinnitus, inconsistent word recognition scores when compared to pure tone scores, vertigo, "light headedness" D. profound hearing loss, tinnitus, vertigo, headaches, and facial numbness - ANSWER-A. unilateral hearing loss, tinnitus, decreased word understanding, vertigo, headaches, and facial numbness The average resonant frequency of the ear canal plus the concha is: A. 1000 Hz B. 2700Hz C. 3000 to 6000 Hz D 4000 Hz - ANSWER-B. 2700Hz