Flashcards in Ch. 19 - Pain (neurosurgical management) Deck (9)
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1
What are the 3 major components of pain?
Sensory - discriminative
Motivational - affective
Cognitive - evaluative
2
Sensory-discriminative component of pain
Spatial, temporal, magnitude aspects of pain
3
Pathway of sensory-discriminative component of pain
Neospinothalamic projections to ventrobasal thalamus to somatosensory cortex
4
Difference between A-delta and C fibers
A-delta: myelinated and fast
C: unmyelinated and slow
5
Cognitive-evaluative component of pain
Person's understanding of pain as it regards to their intellectual, social, and cultural background
6
CNS regions involved in motivational-affective component of pain
Brainstem reticular formation and limbic system
7
Motivational-affective component of pain
Aversive quality of pain
8
Gate control theory of pain
Neural mechanisms in dorsal column of spinal cord act like a gate, which can either increase or decrease the flow of nerve impulses from periphery to CNS
9
