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13 Cards in this Set
- Front
- Back
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General sense organs
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microscopic receptors throughout the body in skin, muscles tendons joints and internal organs
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General sense organs sensations
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pain, temp, touch and pressure
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Special sense organs
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grouped into localized areas like the nasal mucosa and tongue or more complex areas like ear and eye
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Special sense organs sensations
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smell, taste, vision, hearing, and equilibrium
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encapsulated
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a single receptor cell is covered by some sort of capsule
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unencapsulated
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individual receptor cell that is free or "naked" of any covering
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Free nerve endings
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located in skin and mucosa
sense-pain, crude touch, temp, itch, tickle |
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Meissner corpuscles
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in skin fintertips and lips
sense-fine touch, low frequency vibration |
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Ruffini corpuscles
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located in dermal layer and subcutaneous tissue of fingers
sense-touch/pressure |
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Pacini corpuscles
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located around joints, in mammary glands and external genitals
sense-pressure, high frequency vibration |
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krause end bulbs
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located in dermal layer, subcutaneous tissue mucosa of lips/eyelids external genit.
sense-touch |
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Golgi tendon organs
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located near junction of tendons and muscles
sense-muscle tension |
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Muscle spindles
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located in skeletal muscles sense-proprioception (muscle length)
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