Term
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Definition
Mechanical, thermal, chemical insults can stimulate the nociceptors
Inflammatory mediators can increase the sensitivity of nociceptors |
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Term
| Alpha Delta Fibers (A-fibers) |
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Definition
| small myelinated nerve cells that produce fast well localized sharp pain. wider diameter = faster transmission |
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Term
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Definition
-smaller than alpha delta
-unmyelinated and produce slow poorly
-localized pain (diffused) these are the burning, throbbing pain
-dull/achy
-persists for a longer period of time |
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Term
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Definition
-ascending
-nerves that send signal from stimulus to the brain |
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Term
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Definition
-descending
-Brain sends impulse to the body |
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Term
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Definition
-a chemical substance that is released at the end of a nerve fiber by the arrival of a nerve impulse and causes the transfer of the impulse to another nerve fiber
-More than 30 substances
-Ex: acetylcholine, serotonin, dopamine |
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Term
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Definition
-theory of pain asserts that non-painful input closes the gates to painful input, which prevents pain sensation from traveling to the central nervous system.
-Closing gates: massage, distraction (music therapy)
-no drugs |
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Term
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Definition
| s the process by which nervous activity is regulated by way of controlling the physiological levels of several classes of neurotransmitters. |
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Term
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Definition
-neuromodulators
-Prostaglandins, bradykinin (mainly due to tissue injury)
-These substances sensitize nociceptors in the PNS or CNS leading to responsiveness |
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Term
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Definition
-neuromodulators
-Endorphins
Beta-endorphins
Enkephalin
Dynorphins
Endomorphins |
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Term
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Definition
-last less than 3 months, pain directly related to soft tissue damage such as sprained ankle or paper cut
-a fibers |
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Term
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Definition
-C fibers
-pain that persists beyond the usual course of acute disease or reasonable time for injury to heal. (greater than 3 months) |
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Term
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Definition
-Can cause disintegration of relationships
-Effects social and work life |
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Term
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Definition
Visceral pain is pain that results from the activation of nociceptors of the thoracic, pelvic, or abdominal viscera.
-think organs |
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Term
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Definition
-Somatic pain is a type of nociceptive pain that is also referred to as skin pain, tissue pain, or muscle pain.
-the nerves that detect somatic pain are located in the skin and deep tissues. |
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Term
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Definition
-mild pain
-use massages or distractions |
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Term
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Definition
-moderate pain
-NSAIDS can be used |
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Term
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Definition
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Term
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Definition
-pain
-quality
-region
-severity
-time |
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