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17 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Temperature
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Heat/Cold Intereceptors
found in Skin/Hypthalamus as Free Nerve Endings Temperature Change Open/Close ion channels in membrane |
Receptor, location, structure, Transduction Process
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Touch
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Meissners corpuscles, Hair follicle receptors, merkel cells, ruffinicorpuscles found in Skin epithelium
as Nerve ending w/in elastic capsule Rapid or extended change in P deforms membrane |
Receptor, location, structure, Transduction Process
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Vibration
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Pacinian Corpuscles found Deep w/in Skin as
Nerve ending w/ elastic capsule Sever change in P deforms membranes |
Receptor, location, structure, Transduction Process
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Pain
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Nociceptors found Throughout body as
Free nerve endings Chemical or changes in T and P open /close ion channels in membrane |
Receptor, location, structure, Transduction Process
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Muscle Stretch
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Stretch Receptors found
w/in muscle as spiral nerve ending wrapped around muscle spindle Stretch of spindle deforms membrane |
Receptor, location, structure, Transduction Process
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Blood Pressure
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Baroreceptors found in arterial branches as nerve endings over thin part of arterial wall, a stretch of arterial wall deforms membrane
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Receptor, location, structure, Transduction Process
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What are the interoreceptors
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temerature, touch, Vibrations, Pain, Muscle stretch, Blood pressure,
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6
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Gravity
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Statocysts found in Outer chambers of Inner ear as Otoliths and Hair cells
Otoliths deform hair cells in the transduction process |
Receptor, location, structure, Transduction Process
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Motion
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CUPULA found in Semicircular canals of Inner ear as a collection of hair cells
fluid movement deforms hair cells LATERAL LINE ORGAN found w/in grooves on body surface of fish only difference. |
2 Receptor, location, structure, Transduction Process
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Taste
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Taste bud cells found in Mouth; Skin of fish as Chemoreceptors: epithilial cells w/ microvilli
chemicals bind to membrane receptors |
Receptor, location, structure, Transduction Process
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Smell
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Olfactory Neurons found in nasal passages as chemoreceptors: ciliated neurons
chemicals bind to receptor membranes |
Receptor, location, structure, Transduction Process
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Hearing
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Organ of Corti found in Cochlea of inner ear as b/t basilar and tectorial membranes
sound wave in fluid move hairs to deform membrane |
Receptor, location, structure, Transduction Process
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Vision
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Rod and cone cell found in retina of eye as array of photosensitive pigments
light initiates process that closes ion chnnels |
Receptor, location, structure, Transduction Process
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Heat
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Pit organ found on face of snake as temperature receptors in two chambers
Receptors compare temperatures of surface and interior chambers |
Receptor, location, structure, Transduction Process
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Electricity
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Ampullae of Lorenzini found w/in skin of fishes as closed cesicles w/ asymmetrical ion channel distribution
elctrical field alters iion distribution on membranes |
Receptor, location, structure, Transduction Process
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Magnetism
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?possibly deflection at magnetic field initiates nerve impulses?
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What are the exteroreceptors?
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Gravity, Motion, Taste, Smell, Hearing, Vison, Heat, Electricity, Magnetism
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9
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