Term
| Descartes formulated the _____ theory in regards to pain in which pain is different based on the injury (ie, stubbed toe will not hurt as much as a broken leg). |
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Definition
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Term
| The specificity theory was derived by _____ and says that pain is related to _____. |
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Definition
Descartes
Tissue injury (stubbed tow is worse than broken leg) |
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Term
| Melzak-Wall suggested the _____ theory in regards to pain saying that Gating mechanisms at the level of the spinal cord control interactions of pain and other sensory modalities. |
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Definition
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Term
| Suggested by Melzak-Wall, the Gate Control Theory suggests that: |
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Definition
| gating mechanisms at the level of the spinal cord control interactions of pain and other sensory modalities. |
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Term
| A-Beta fibers are _____ (afferent/efferent) and control the perception of _____ pain and are countered (closing the gate) by: _____ and _____. |
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Definition
afferent
sharp
heat and massage |
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Term
| C fibers inhibit cells in the _____ and _____ (open/close) the pain gate. |
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Definition
Substantia gelatinosa
open |
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Term
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Definition
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Term
| Differentiate between first, second, and third order neurons: |
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Definition
First: afferent nerves to spinal cord that detect threatening stimuli
Second: transmit from spinal cord to reticular formation and thalamus
Third: go to the somatosensory cortex and give meaning and perception |
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