What two actions MUST a hearing healthcare professional perform before testing an existing patients hearing CORRECT ANSWER Clean hands in view of patient
... [Show More] and clean or replace speculum from otoscope
How does osteoma present CORRECT ANSWER Bony growth in external auditory canal
What should a hearing healthcare professional do prior to administering a speech reception threshold test CORRECT ANSWER Familiarize patient with the word list
A 36- year old female restaurant worker with history of hearing loss reports she is unable to hear as well as she did 2 years ago testing reveals moderate conductive loss what is a likely cause of the patients change in hearing CORRECT ANSWER Otosclerosis
What portion of the ear contains sebaceous glands CORRECT ANSWER Outer portion of external auditory canal
Which factor will affect patients acceptance in hearing instruments? CORRECT ANSWER Cosmetic preferences
Why should otoblock be placed beyond second bend of ear canal CORRECT ANSWER Results in complete impression of the canal
What validation method can be effectively performed in a sound field environment CORRECT ANSWER NU-6
A hearing health care professional is counseling a patient about expectations of amplification what information should the hearing healthcare professional include in this therapy CORRECT ANSWER Outside factors that can hinder hearing
A patient has been using an ITC hearing instrument for approx. 16 mos the patient has a new job that requires use of telephone with a headset CORRECT ANSWER Add an amplifier to existing phone
A patient complains that the hearing instrument works intermittently After initial inspection the hearing healthcare professional squeezes and taps on the case What is the suspected problem CORRECT ANSWER An amplifier problem
Germicidal wipes are an example of CORRECT ANSWER Disinfectant
4 modes of transmission CORRECT ANSWER Contact, Indirect contact, Droplet, Vehicle, Airborne, vector borne
Contact CORRECT ANSWER Directly infected by the host
Indirect contact CORRECT ANSWER Touching something contaminated by an infected person. Surfaces or objects
Droplet CORRECT ANSWER transmission via airborne droplets
Vehicle CORRECT ANSWER Transmitted by contaminated substances such as water, food, blood or bodily substance
Airborne CORRECT ANSWER Droplet or neucli or dust transmission
Vector borne CORRECT ANSWER Animals or insects carries pathogen
Characteristics of tympanic membrane CORRECT ANSWER Pinkish- gray in color oval shaped
Audiometric zero CORRECT ANSWER The average softest intensity that someone with normal hearing can detect
Tympanometry CORRECT ANSWER Measures middle ear function and compliance is also known as emittance audiometry
Acoustic Reflex CORRECT ANSWER Middle ear muscle reflex, tympanometer is used to measure activity of stapedius muscle
TPP CORRECT ANSWER Tympanometric peak pressure- 0.6-144cc
ECV CORRECT ANSWER Ear canal volume +200 to 400 mH2o or dapa
The most common cause of sudden loss of hearing at 4000Hz is CORRECT ANSWER Acoustic trauma
What condition would not be a concern in establishing pure tone air conduction threshold CORRECT ANSWER Otosclerosis
A large dip at 6000Hz in ONE ear only with a positive tone decay is an indicative of CORRECT ANSWER A possible retro cochlear tumor
A patient who has worn hearing aids for a long time reports his ears are stopped up he recently had a cold, what will give the MOST information about this patient’s complaint CORRECT ANSWER Impedance audiometry
What programmable adjustment would be BEST to control loud sharp sounds CORRECT ANSWER Increase the compression ratio
During otoscopic inspection what is NOT a consideration for earmold selection CORRECT ANSWER Compliance of tympanum
A patient comes in complaining that his ITC aids were working fine until he had them cleaned now they are week and feeding back What is most likely the cause of the problem CORRECT ANSWER Receiver tubing pushed in
A patient who has had a radical mastoidectomy has been referred to your office for a new earmold Physician is urging caution due to short canal What would be true about this patient CORRECT ANSWER Multiple otoblocks may be needed, Careful placement of otoblock is needed
DSP is CORRECT ANSWER digital signal processing [Show Less]