10 Questions
What is the purpose of air-conduction thresholds measured up to 16,000 Hz?
To assess the entire auditory pathway
Which type of earphone is most commonly used for measuring air-conduction thresholds?
Insert
What is one advantage of using insert earphones for measuring air-conduction thresholds?
They are less susceptible to external noise
What is one disadvantage of using insert earphones for measuring air-conduction thresholds?
They are less comfortable for the patient
What type of audiometer is required to measure air-conduction thresholds up to 16,000 Hz?
Type 1
What is the purpose of using circumaural earphones for measuring air-conduction thresholds?
To be more comfortable for the patient
What is the difference between air-conduction and bone-conduction thresholds?
Air-conduction thresholds assess the entire auditory pathway, while bone-conduction thresholds stimulate the cochlea directly
What is the difference between supra-aurals and circumaural earphones?
Circumaural earphones cover the entire ear, while supra-aurals rest on the outer ear
What is the purpose of masking noise during bone-conduction testing?
To prevent cross-hearing between ears
What is the purpose of calibrating audiometers to 0 dB HL?
To produce 7 dB SPL at 1000 Hz
Learn about Type 4 audiometers, their features, and capabilities including extended high-frequency testing. Discover the maximum output levels for air-conduction and bone-conduction testing, and the limitations imposed by distortion at high intensities.
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