PSYC 211 Chapter Notes - Chapter 7: Noxious Stimulus, Frontal Lobe, Mechanoreceptor
11 Mar 2013
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Document Summary
Pitch: a perceptual dimension of sound; corresponds to the fundamental frequency. Loudness: a perceptual dimension of sound; corresponds to intensity. Timbre: a perceptual dimension of sound; corresponds to complexity. Ossicle: one of the three bones of the middle ear. Malleus: the hammer ; the rst of the three ossicles. Incus: the anvil ; the second of the three ossicles. Stapes: the stirrup ; the last of the three ossicles. Cochlea: the snail-shaped structure of the inner ear that contains the auditory transducing mechanisms. Oval window: an opening in the bone surrounding the cochlea that reveals a membrane, against which the baseplate of the stapes presses, transmitting sound vibrations into the uid within the cochlea. Organ of corti: the sensory organ on the basilar membrane that contains the auditory hair cells. Hair cell: the receptive cell of the auditory apparatus. Deiter"s cell: a supporting cell found in the organ of corti; contains the organ of corti.
