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Audiogram
Graphic record that illustrates results of audiometry
Audiometer
Instrument to measure hearing
Audiometry
Test of hearing ability by determining lowest and highest intensity (decibels) and frequencies (hertz) That a person can distinguish; patient may sit in soundproof booth and receive sounds through earphones as technician decreases sound or lowers tones
Decibel
Measures intensity or loudness of a sound; 0 dB is quite is sound measured and 120 dB is loudest sound commonly measured
Hertz
Measurement of frequency or pitch of sound; lowest pitch on audio gram is 250 Hz; measurements can go as high as 8000 Hz, which is highest pitch measured
Rinne and Weber tuning fork tests
Tests that assess both nerve and bone conduction of sound; physician holds a tuning fork, an instrument that produces a constant pitch when struck, against or near bones on side of the head
Otoscope
Instrument to view inside the ear canal
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