Term
Hearing aids are the treatment choice for ___% of people with hearing loss |
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Definition
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Term
When doing real-ear, the probe tip should be about __ to __ mm from the eardrum? |
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Definition
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Term
FDA red flags include ___ of the ear that was present at birth or caused by some type of trauma, active ___ from the ear during the previous 90 days, sudden or recent ___ hearing loss during the previous 90 days, and air-bone gaps equal to or greater than ___ dB HL at 500, 1000, and 2000 Hz |
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Definition
deformity; drainage; unilateral; 15 |
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Term
With informational counseling, Margolis believe that most patients forget about ___% of what they were told by their healthcare provider. |
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Definition
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Term
What is the correction factor for POGO at 250 Hz? |
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Definition
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Term
Flattened tuning curves may result in ___, poor ___ perception, upward spread of ___, and difficulty understanding ___ in noise |
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Definition
recruitment, pitch; masking; speech |
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Term
The period of a wave is how long it takes to ___ a cycle and 1/___. |
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Definition
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Term
Localization cues for low frequency sounds are based on ___ arrival cues whereas high frequency sounds are based on ___ ___ differences |
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Definition
time; interaural intensity |
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Term
Which style of hearing aid gives the elderly the most burden? |
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Definition
BTE with earmold because of dexterity issue. It comes apart into 2 pieces |
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Term
What style of hearing aid is the best choice for children 12 years and under? |
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Definition
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Term
What hearing aid can take the best advantage of the concha effect and the very small volume between the receiver and the eardrum fro the high frequency gain? |
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Definition
CIC (Completely in the canal) because it leaves the whole concha free |
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Term
To cut out more low frequencies from a frequency response, you would use a ___ vent |
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Definition
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Term
Fourier transfer is changing the time wave of a sound to a ___ |
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Definition
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Term
Cut-off frequencies for filters are usually found __ dB down from the peak. |
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Definition
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Term
the greater the ___ ___ ___, the greater the potential benefit from a bone a bone-anchored hearing aid |
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Definition
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Term
True or false: A BTE has a more natural microphone placement than an ITE hearing aid |
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Definition
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Term
A CROS hearing aid is for patients with a ___ or ___-___ ear on one side and a ___-___ ear on the other side |
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Definition
normal; near-normal; non-functional |
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Term
Congential aural atresia aural atresia occurs in about 1 in every ___ to ___ births |
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Definition
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Term
Patients have to be at least __ years old to have a BAHA |
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Definition
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Term
The head shadow effect can be a problem for persons with ___ hearing loss |
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Definition
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Term
A receiver changes electric into ___ energy |
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Definition
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Term
Speech is considered to have ___ waveforms |
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Definition
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Term
Compression circuits in hearing aids help combat the problem of ___ |
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Definition
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Term
Conversational speech is __ dB SPL and __ dB HL 1 meter from the speaker |
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Definition
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Term
The audiogram uses dB ___ and hearing aids use dB ___ |
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Definition
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Term
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Definition
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Term
Peri-lingual hearing loss occurs between ages __ and __ |
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Definition
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Term
In the block diagram of a digital hearing aid, the analog to digital converter can be found in between the ___ and the ___ ___ |
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Definition
microphone; digitial circuit |
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Term
A ___ is an input transducer |
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Definition
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Term
For linear hearing aids, there is a direct and predictable relationship between input and output based on ___ |
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Definition
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