Hearing Aid Specialist Practice Exam 2025 – Comprehensive Test Prep

Question: 1 / 400

What must a hearing aid specialist recognize for accurate threshold measurement?

That masking is needed

In the context of accurate threshold measurement in audiometry, recognizing when masking is needed is crucial for obtaining reliable results. When assessing a patient's hearing thresholds, particularly when there's a significant difference in hearing sensitivity between the ears, masking is employed to ensure that the non-test ear (NTE) does not contribute to the responses. This is usually done when the hearing loss in the better ear is mild, moderate, or profound, as the sound from the test ear can potentially cross over to the NTE, leading to inaccurate thresholds.

Utilizing masking allows the specialist to isolate the ear being tested and thus provides a clearer and more precise determination of hearing thresholds. Without masking when needed, the results may underestimate or overestimate the true auditory capabilities of the test ear. Hence, acknowledging the need for masking directly impacts the validity of the threshold measures obtained.

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That the initial masking intensity in the NTE is irrelevant

That no masking is required

That only one ear needs to be tested

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