Hearing tests
Hearing tests
Hearing tests (pronunciation: /ˈhɪərɪŋ tɛsts/) are a series of assessments that evaluate an individual's ability to hear different sound frequencies and intensities. These tests are typically conducted by an audiologist or other healthcare professional to identify potential hearing loss or other auditory disorders.
Etymology
The term "hearing test" is derived from the English words "hearing," meaning the ability to perceive sound, and "test," meaning an examination or assessment.
Types of Hearing Tests
There are several types of hearing tests, including:
- Pure tone audiometry: This test measures the quietest sound a person can hear at different frequencies. It is the most common type of hearing test.
- Speech audiometry: This test measures a person's ability to hear and understand speech.
- Tympanometry: This test measures the movement of the eardrum in response to changes in air pressure.
- Otoacoustic emissions (OAE) testing: This test measures sounds produced by the inner ear in response to a stimulus.
- Auditory Brainstem Response (ABR) testing: This test measures the electrical activity of the auditory nerve and brainstem in response to sound.
Related Terms
- Audiogram: A graph that shows the results of a hearing test.
- Decibel (dB): A unit of measurement used in hearing tests to measure the intensity of sound.
- Frequency (Hz): A unit of measurement used in hearing tests to measure the pitch of sound.
- Threshold: The quietest sound a person can hear at a specific frequency.
See Also
External links
- Medical encyclopedia article on Hearing tests
- Wikipedia's article - Hearing tests
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