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8 Cards in this Set
- Front
- Back
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pain
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Def: neurological response to unpleasant stimuli Subjective and theoretical |
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gate control theory of pain
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pain passes through an open gate pain cannot pass through a closed gate |
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endorphins
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are opiate receptor antagonists
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neuromatrix theory of pain
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pain is multidimensional experienced by past experiences, culture, personality and influences from body systems |
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Pathophysiological classification
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1. Nociceptive- pain stimuli A) Somatic- body tissue B) Visceral- organs c) 4 pain processes 2. Neuropathic- abnormal process of pain sensation |
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pain processes
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1. Transduction- tissue damage releases substances that stimulate nociceptors 2. Transmission- movement of pain sensation to spinal cord 3. Perception- impulse reaches brain & is recognized as pain 4. Modulation- brain sends signal down spinal cord via neurotransmitters |
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Classification of pain
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Acute pain- 1. well localized 2. usually of short duration 3. external causation Chronic pain- 1. poorly localized 2. continues beyond healing of wounds 3. occurs months to years 4. more psychological component |
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