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22 Cards in this Set
- Front
- Back
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Somatic Sensations
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which include touch, pressure, temperature, and pain
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Special Senses
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taste, smell, hearing and vision
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Sensory system
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of he central nervous system, transfers sensation
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Dendrites
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received signals coming to the nerve cell body
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Axon
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carry signal from the nerve cell body
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Photoreception
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vision
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hearing
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acoustical reception
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Mechanoreception
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touch
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Optic Nerve
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transmits signals to the brain which decode for us to see
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Retina
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made up o ohotoreceptors called rods and cones
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Rods and Cones
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Rods detect very dim light and cones detect bright light and color.
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Color blindness
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usually inherited and is a sex linked characteristic most commonly found in males.
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acoustical receptors
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a type of mechanoreceptor that responds to vibration to hear
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hair cells
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cells which bend due t o direct to indirect vibrations and transmit signals to the brain via auditory nerve
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Sensorineural
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hearing loss-nerve deafness
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Conductive
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Hearing loss- when it cant reach the inner ear
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Mechaneoreceptors
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touch- are located both near the surface of you skin and imbedded deeply in our skin.
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Pain receptors
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located in the epidermis of the skin and are grouped accodring to the stimulus, such as heat pressure or chemicals released from inflamed tissue
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Thermo receptors
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heat or cold, in order to regulate body temperature
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Electromagnetic respecters
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respond to electromagnetic energy such as visible light, electricity and magnetism.
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anosmia
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cant smell
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gustatory
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sense is mediated by taste buds, have 50 to 75 sensitive cell each
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