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CD 443 Exam 2: Questions And Complete Answers
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CD 443 Exam 2: Questions And Complete Answers
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CD 443 Exam 2: Questions And Complete AnswersWhat are all the frequencies tested in a pure tone screening? Right Ans -
1000 Hz
2000 Hz
4000 Hz
The intensity level for pure tone screening is? Right Ans - 20 dB
What frequencies are used for PTA3? Right Ans - 500 Hz
1000 Hz
2000 Hz
What are the steps for Audiologic Evaluation Right Ans - 1. Case History
2. Otoscopy
3. Tympanometry and acoustic reflexes
4. Pure-tone audiometry
5. Speech threshold tests
6. Suprathreshold speech tests
What are the purposes of Case History? Right Ans - May provide
information regarding
-expected test results
-cause of hearing loss
The interview process builds rapport
What are the 5 questions Case History asks? Right Ans - 1. Why are you
here today?
2. Hearing loss history
3. Family history of hearing loss?
4. Otological (ear) history
5. General medical history
The act of looking in the ear Right Ans - Otoscopy
The instrument used to perform otoscopy Right Ans - Otoscope
Done after case history, before anything else? Right Ans - Otoscopy
, What is the technique for Otoscopy in adults and children? Right Ans -
adults: pull up and back
children: pull down and back
What are the 5 key parts of an Audiometer? Right Ans - 1. Pure tone
generator (oscillator)
2. Attenuator
3. Interrupter switch
4. Acoustic/output transducers
5. VU meter
located internally and produces beep noise Right Ans - pure tone generator
(oscillator)
controls the intensity of the signal (nob on outside) Right Ans - attenuator
controls the duration of signal (what you push to deliver the sound) Right
Ans - Interrupter switch
Converts electrical energy from the oscillator to acoustic/vibratory energy
examples: earphones, loudspeakers, bone oscillator Right Ans -
Acoustic/output transducers
Examples of Acoustic/output transducers Right Ans - earphones,
loudspeakers, bone oscillator
Monitors external input levels (monitors how loud your voice is talking with
client)
example: live voice speech testing Right Ans - VU meter
Air conduction sends the signal through the... Right Ans - Outer ear
Middle ear
Inner ear
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