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AP Psych Module 20
Terms in this set (11)
the sense or act of hearing.
the number of complete wavelengths that pass a point in a given time
a tone's experienced highness or lowness; depends on frequency.
the chamber between the eardrum and cochlea containing three tiny bones (hammer, anvil, and stirrup) that concentrate the vibrations of the eardrum on the cochlea's oval window.
a coiled, bony, fluid-filled tube in the inner ear; sound waves traveling through the cochlear fluid trigger nerve impulses.
the innermost part of the ear, containing the cochlea, semicircular canals, and vestibular sacs.
sensorineural hearing loss
hearing loss caused by damage to the cochlea's receptor cells or to the auditory nerves; the most common form of hearing loss, also called nerve deafness.
conduction hearing loss
a less common form of hearing loss, caused by damage to the mechanical system that conducts sound waves to the cochlea.
a device for converting sounds into electrical signals and stimulating the auditory nerve through electrodes threaded into the cochlea.
in hearing, the theory that links the pitch we hear with the place where the cochlea's membrane is stimulated.
in hearing, the theory that the rate of nerve impulses traveling up the auditory nerve matches the frequency of a tone, thus enabling us to sense its pitch. (Also called temporal theory.)
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