IHS ILE Study Guide | Questions
and Answers | Latest version
2024/2025
What two actions MUST a hearing healthcare professional perform before testing an existing patients
hearing - ANSWER -Clean hands in view of patient and clean or replace speculum from otoscope
How does osteoma present - ANSWER -Bony growth in external auditory canal
What should a hearing healthcare professional do prior to administering a speech reception
threshold test - 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 - ANSWER -Otosclerosis
What portion of the ear contains sebaceous glands - ANSWER -Outer portion of external auditory
canal
Which factor will affect patients acceptance in hearing instruments? - ANSWER -Cosmetic
preferences
Why should otoblock be placed beyond second bend of ear canal - ANSWER -Results in complete
impression of the canal
What validation method can be effectively performed in a sound field environment - 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 - 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 - 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 -
ANSWER -An amplifier problem
Germicidal wipes are an example of - ANSWER -Disinfectant
4 modes of transmission - ANSWER -Contact, Indirect contact, Droplet, Vehicle, Airborne,
vectorborne
Contact - ANSWER -Directly infected by the host
, Indirect contact - ANSWER -Touching something contaminated by an infected person. Surfaces or
objects
Droplet - ANSWER -transmission via airborne droplets
Vehicle - ANSWER -Transmitted by contaminated substances such as water, food, blood or bodily
substance
Airborne - ANSWER -Droplet or neucli or dust transmission
Vectorborne - ANSWER -Animals or insects carries pathogen
Characteristics of tympanic membrane - ANSWER -Pinkish- gray in color oval shaped
Audiometric zero - ANSWER -The average softest intensity that someone with normal hearing can
detect
Tympanometry - ANSWER -Measures middle ear function and compliance is also known as imittence
audiometry
Acoustic Reflex - ANSWER -Middle ear muscle reflex, tympanometer is used to measure activity of
stapedius muscle
TPP - ANSWER -Tympanometric peak pressure- 0.6-144cc
ECV - ANSWER -Ear canal volume +200 to 400 mH2o or dapa
The most common cause of sudden loss of of hearing at 4000Hz is - ANSWER -Acoustic trauma
What condition would not be a concern in establishing pure tone air conduction threshold - ANSWER
-Otosclerosis
A large dip at 6000Hz in ONE ear only with a positive tone decay is an indicative of - ANSWER -A
possible retrocochlear 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 patients complaint - ANSWER -Impedance
audiometery
What programmable adjustment would be BEST to control loud sharp sounds - ANSWER -Increase
the compression ratio
During otoscopic inspection what is NOT a consideration for earmold selection - 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 - 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 - ANSWER -
Multiple otoblocks may be needed, Careful placement of otoblock is needed
DSP is - ANSWER -digital signal processing
What is the test to determine the effectiveness of directional microphones - ANSWER -QuickSIN
and Answers | Latest version
2024/2025
What two actions MUST a hearing healthcare professional perform before testing an existing patients
hearing - ANSWER -Clean hands in view of patient and clean or replace speculum from otoscope
How does osteoma present - ANSWER -Bony growth in external auditory canal
What should a hearing healthcare professional do prior to administering a speech reception
threshold test - 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 - ANSWER -Otosclerosis
What portion of the ear contains sebaceous glands - ANSWER -Outer portion of external auditory
canal
Which factor will affect patients acceptance in hearing instruments? - ANSWER -Cosmetic
preferences
Why should otoblock be placed beyond second bend of ear canal - ANSWER -Results in complete
impression of the canal
What validation method can be effectively performed in a sound field environment - 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 - 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 - 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 -
ANSWER -An amplifier problem
Germicidal wipes are an example of - ANSWER -Disinfectant
4 modes of transmission - ANSWER -Contact, Indirect contact, Droplet, Vehicle, Airborne,
vectorborne
Contact - ANSWER -Directly infected by the host
, Indirect contact - ANSWER -Touching something contaminated by an infected person. Surfaces or
objects
Droplet - ANSWER -transmission via airborne droplets
Vehicle - ANSWER -Transmitted by contaminated substances such as water, food, blood or bodily
substance
Airborne - ANSWER -Droplet or neucli or dust transmission
Vectorborne - ANSWER -Animals or insects carries pathogen
Characteristics of tympanic membrane - ANSWER -Pinkish- gray in color oval shaped
Audiometric zero - ANSWER -The average softest intensity that someone with normal hearing can
detect
Tympanometry - ANSWER -Measures middle ear function and compliance is also known as imittence
audiometry
Acoustic Reflex - ANSWER -Middle ear muscle reflex, tympanometer is used to measure activity of
stapedius muscle
TPP - ANSWER -Tympanometric peak pressure- 0.6-144cc
ECV - ANSWER -Ear canal volume +200 to 400 mH2o or dapa
The most common cause of sudden loss of of hearing at 4000Hz is - ANSWER -Acoustic trauma
What condition would not be a concern in establishing pure tone air conduction threshold - ANSWER
-Otosclerosis
A large dip at 6000Hz in ONE ear only with a positive tone decay is an indicative of - ANSWER -A
possible retrocochlear 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 patients complaint - ANSWER -Impedance
audiometery
What programmable adjustment would be BEST to control loud sharp sounds - ANSWER -Increase
the compression ratio
During otoscopic inspection what is NOT a consideration for earmold selection - 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 - 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 - ANSWER -
Multiple otoblocks may be needed, Careful placement of otoblock is needed
DSP is - ANSWER -digital signal processing
What is the test to determine the effectiveness of directional microphones - ANSWER -QuickSIN
