12 Questions
What should an audiologist check daily for signs of wear or cracking?
Power, attenuator, earphone, and vibrator cords
What is a possible sign of a defective cord when listening to the tone through the transducer?
Static or intermittent tone
What should be done if tightening the earphone plug connections does not solve a problem with the audiometer cords?
Replace the cord
According to ANSI S3.6-2010, what should be checked concerning audible mechanical transients during audiometry testing?
Earphone signals when manipulating dials or switches
What is recommended by the ANSI standard for detecting mechanical transients during audiometry testing?
Listening by normal-hearing listeners with earphones in place
How should an audiologist handle defective dials on the audiometer?
Repair them immediately
What is the danger of an audible transient, whether mechanical or electronic?
The patient may respond to the transient rather than the stimulus tone.
How can an audiologist detect cross-talk between earphones?
By unplugging one earphone, sending a signal to that phone, and listening to the other earphone.
What should be checked if the threshold levels are not within 10 dB of the previous values for a clinician or a person with known hearing thresholds?
The output levels should be checked electronically.
What might happen if there is 'cross-talk' between earphones in an audiometric test?
Affect the accuracy of audiometric thresholds obtained.
What may indicate a problem with an audiometer when a tone is present at 20 dB HL on the dial but not at 15 dB HL?
The audiometer may need calibration.
How can electronic transients be eased according to the text?
Using an antistatic or contact-cleaner spray.
Learn about the areas of potential malfunction that an audiologist should check daily, including inspecting cords for wear or cracking and listening to tones for static or intermittent sound. Understand the troubleshooting steps to follow if an issue is detected.
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