NUR 325 Pain Exam Study Guide.
Pain - answerwhatever the experiencing person says it is, existing whenever he says it does
Acute pain - answersudden onset and short duration
-linked to a specific injury or event that heals within normal time
-considered normal and part of body defense mechanism...
Pain - answer✔✔whatever the experiencing person says it is, existing whenever he says it does
Acute pain - answer✔✔sudden onset and short duration
-linked to a specific injury or event that heals within normal time
-considered normal and part of body defense mechanism
Chronic pain - answer✔✔lasting more than 3 months (may last for years)
--viewed as pathologic
Nociceptive pain - answer✔✔Brain receives info from nociception and interprets it as painful
stimuli---considered the normal
pain location - answer✔✔localized or widespread (throughout the body)
pain intensity - answer✔✔non-minimal
moderate
severe
1-10
frequency of pain - answer✔✔constant, intermittent, occasional
somatosensory system - answer✔✔a set of specialized receptors and neural mechanisms
responsible for body sensations such as touch and pain
Nociceptors - answer✔✔pain receptors
Where are nociceptors found? - answer✔✔in every tissue of the body except the brain
Nociception - answer✔✔tissue injury activates niciceptors to transmit pain through
somatosensory system
nociceptive pain - answer✔✔pain from a normal process that results in noxious stimuli being
perceived as painful
--protective mechanism to alert brain
Does nociception always result in nociceptive pain? - answer✔✔No
EXAM STUDY MATERIALS July 26, 2024 9:30 AM
, chemical mediators of pain
(activate nociceptors) - answer✔✔prostoglandins
bradykinins
serotonin
substance P
histamine
transduction of pain - answer✔✔begins when tissue damage causes the release of substances that
stimulates the nociceptors and initiate action potential
transmission of pain - answer✔✔movement of pain impulses from the site of nociceptor
activation to the spinal cord
C fibers - answer✔✔unmyelinated, slow-conducting fibers that carry peripheral impulses
associated with pain to the spinal cord
--burning, aching
A8 fibers - answer✔✔myelinated sensory fibers
fast
sharp, stabbing sensations
perception of pain - answer✔✔fibers from thalamus send message to somatosensory cortex,
front/parietal lobes and limbic system
modulation of pain - answer✔✔midbrain releases substances:
endorphins
serotonin
dynorphin
Is chronic pain in older adults normal? - answer✔✔It is prevalent but NOT A NORMAL PART
OF AGING
Eudynic pain - answer✔✔normal transduction of pain sensation by nociceptors
the following examples describe what type of pain?
-sunburn
-surgery
-trauma - answer✔✔nociceptive pain
EXAM STUDY MATERIALS July 26, 2024 9:30 AM
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