Pain Flashcards
1
Q
nociceptive pain
A
- pain receptor activation
subtypes: somatic, deep, visceral
2
Q
how to categorize pain (two steps)
A
acute v chronic
nociceptive v neuropathic
3
Q
neuropathic pain
A
- damage to receptor or nerve pressure (SPECIFIC)
spinal cord, CNS, nerve fibers
burning, tingling, numbness, electric
frequently unrecognized
4
Q
visceral pain classifications
A
localized, projected, referred, radiating
5
Q
fibers to spinal cord
A
A delta (quick) C (diffuse)
6
Q
gate control theory of pain
A
A delta & C fibers
DORSAL HORNS of spinal cord (substantia gelatinosa)
inhibition or facilitation of T-CELLS (trigger cells)
OPEN gate - pain impulse to brain
CLOSED gate - impulses not transmitted
- A-alpha and A-beta close
similar gates in brain regulate thoughts and emotions
7
Q
opioid analgesics
A
- scheduled
- PRN
- PCA (patient controlled analgesia)
