Audiology Praxis 2023 Intervention Test with Revised Answers
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Audiology Praxis
Audiology Praxis 2023 Intervention Test with Revised Answers
How does decreasing output compression affect the hearing aid? - Answer-lowers MPO of aid
Why should you always refer to PCP or ENT for wax removal with diabetic patients? - Answer-diabetes causes higher risk of complications from si...
Audiology Praxis 2023 Intervention
Test with Revised Answers
How does decreasing output compression affect the hearing aid? - Answer-lowers MPO
of aid
Why should you always refer to PCP or ENT for wax removal with diabetic patients? -
Answer-diabetes causes higher risk of complications from simple infections such as
otitis externa, which is a common risk factor of earwax removal
How often must samples of a signal be obtained by the ADC? - Answer-very often,
frequency of sampling is more than double the highest frequency in the complex signal
anti-aliasing filter - Answer-A low-pass filter used at the input of digital audio converters
to attenuate frequencies above the half-sampling frequency to prevent aliasing
repositioning maneuvers for horizontal canal BPPV - Answer-Lambert/BBQ roll/360 roll
repositioning maneuvers for anterior canal BPPV - Answer-standard Epley, Kim,
Yacovino, Gufoni maneuvers
amplification option most appropriate for chronic drainage - Answer-bone anchored
hearing aid
general contraindications to wax removal - Answer-recurrent or current pain in either ear
foreign object present in ear
diabetes
digital to analog converter - Answer-numbers converted back to acoustic signal; digital
to digital converter converts multiple bits to single bit to minimize power consumption
contraindications to mechanical wax removal - Answer-symptomatic tinnitus
very hard cerumen
contraindications to ear irrigation - Answer-presence/history of perforation
presence of PE tubes
previous pain from irrigation
previous history of middle ear surgery
presence of discharge/otitis media
general complications of wax removal - Answer-mild discomfort or pain
, mild bleeding (hard wax)
force to ossicular chain can cause conductive or sensorineural hearing loss
trauma to tympanic membrane or perforation
complications of mechanical wax removal - Answer-suction tips may exacerbate tinnitus
tools may cause minor lacerations and/or bleeding
complications of ear irrigation - Answer-otitis externa
temporary dizziness
vertigo
physiological factors affecting hearing aid benefit - Answer-PTA, configuration of loss,
speech recognition ability, compound action potential, comorbidities/other ailments
How can central auditory processing disorder/dysfunction affect hearing aid benefit? -
Answer-SNR needs are greater and therefore decrease likelihood of benefit from
hearing aid alone
How can tinnitus affect hearing aid benefit? - Answer-users with tinnitus may report
greater perceived benefit due to amplified sound masking tinnitus
psychological factors affecting hearing aid benefit - Answer-motivation, personality,
perceived limitations, acceptance of hearing loss
acceptable noise level - Answer-amount of noise people find acceptable when listening
to speech
Patients with (lower/higher) ANL are more likely to benefit from hearing aids. - Answer-
lower
practitioner factors that affect hearing aid benefit - Answer-time spent counseling and
educating patient, proper selection and fitting
benefits of binaural/bilateral amplification - Answer-improved speech recognition in
noise, localization, sound quality, able to avoid auditory deprivation in one ear
disadvantages of bilateral fittings - Answer-const, self-image, wind noise, hearing aid
management
contraindications to bilateral fittings - Answer-issues with binaural interference, non-
acoustic factors
contralateral routing of signal (CROS) - Answer-used in cases of single-sided deafness,
transmitter on dead ear picks up sound signals and sends it to receiver on normal ear
Bi-CROS - Answer-used is cases of one ear with profound hearing loss/dead ear and
an ear with some degree of hearing loss; transmitter on dead ear picks up sound
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