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9 Cards in this Set
- Front
- Back
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Frequency
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the number of complete wavelengths that pass a point in a given time
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Pitch
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a tone's experienced highness or lowness; depends on frequency
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Middle ear
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the chamber between the eardrum and cochlea containing three tiny bones (hammer, anvil, stirrup) that concentrate the vibrations of the eardrum on the cochlea's oval window
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Cochlea
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a coiled, bony, fluid-filled tube in the inner ear through which sound waves trigger nerve impulses
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Inner ear
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the innermost part of the ear, containing the cochlea, semicircular canals, and vestibular sacs
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Gate-control theory
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the theory that the spinal cord contains a neurological "gate" that blocks pain signals or allows them to passon to the brain. The "gate" is opened by the activity of pain signals traveling up small nerve fibersand is closed by activity in larger fibers or by information coming from the brain
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Sensory Interaction
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the principle that one sense may influence another, as when the smell of food influences its taste
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Kinesthesis
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the system for sensing the position and movement of indivisual body parts
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Vestibular sense
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the sense of body movement and position, including the sense of balance
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