Intro to Audiology Masking

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Last updated 4:17 AM on 5/10/26
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9 Terms

1
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When do you test for BC?

When there is an air bone gap

2
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What do you compare to know if need to mask for BC?

Difference between AC and BC of 15db+

3
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Which ear is test ear for BC?

The one with the air bone gap

4
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When do you need to mask for AC?

If the left and right ear thresholds are different by IA+

5
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What is the IA for supra-aural headphones?

40

6
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What is the IA for insert headphones?

55

7
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Which ear is test ear for AC Masking?

The worse ear

8
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PTA

Average of thresholds at 500, 1000, 2000 hz

9
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What level of agreement is expected between SRT & PTA?

7-10db