Pain Management Flashcards

1
Q

Transduction

A

nociceptors are activated when exposed to noxious stimuli

-mechanical, chemical, or thermal

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2
Q

Transmission

A

stimuli are converted to electrical impulses and relayed to spinal cord and brain by afferent nerve fibers and unmyelinated C fibers
-neurotransmitters facilitated transmission process to the brain

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3
Q

Pain

A
  • an unpleasant sensory and emotional experience that is associated w/ actual or potential tissue damage
  • whatever the person says it is
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4
Q

What is the 5th vital sign?

A

Pain

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5
Q

A-delta Fibers

A

lead to sharp stabbing local pain

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6
Q

C Fibers

A

lead to diffuse, dull burning or aching pain

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7
Q

Perception of Pain

A
  • nerve fibers divide in dorsal horn of spinal cord, cross to opposite side, rise upward to thalamus
  • thalamus sends message to somatosensory cortex of brain where impulse is interpreted as pain
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8
Q

Pain Threshold

A

point where person feels lowest intensity of painful stimulus

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9
Q

Modulation

A

neuromodulators modulate pain sensation

can be modified peripherally or centrally

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10
Q

Examples of Neuromodulators

A

Serotonin
Endorphins
Enkephalins
Dynorphins

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11
Q

Classifications of Pain

A
  • duration
  • etiology
  • source/location
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12
Q

Types of Duration

A

Acute or Chronic

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13
Q

Acute Duration

A

rapid onset of varying intensity, sore throat, appendicitis, surgery, invasive procedure

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14
Q

Chronic Duration

A

pain that continues past the expected point of healing for injured tissue, abdominal pain, headache, sickle cell disease, or migraines

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15
Q

Types of Etiology

A

Nociceptive

Neuropathic

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16
Q

Nociceptive

A

due to noxious stimuli that damages normal tissue or has the potential to, chemical burn, sun burn, appendicitis

17
Q

Neuropathic

A

pain due to malfunctioning or the peripheral or central nervous system, spinal cord injury, phantom limb pain

18
Q

Types of Source/Location Pain

A

Somatic

Visceral

19
Q

Somatic

A

pain that develops in the tissues; superficial or deep

20
Q

Visceral

A

pain that develops w/in organs such as heart, lungs, GI tract, bladder, etc.

21
Q

Factors Influencing Pain

A
Age 
Gender
Cognitive level
Temperament 
Previous experiences 
Family and Cultural background
22
Q

Situational Factors Influencing Pain

A

behavioral
cognitive
emotional

23
Q

Behavioral Factor

A

how the child and family react and what they do about the pain experience

24
Q

Cognitive Factor

A

what the child understands and believes about the pain experience

25
Emotional Factor
how the child and family feels about the pain experience
26
Indicators of Pain in Infants
- facial expressions - body movements - crying - changes in HR, RR, BP, oxygen sat, vagal tone, palmar sweating, and plasma cortisol or catecholamine levels
27
Toddlers and Pain
- encourage to verbalize pain - may hit, bite, scream, or kick - use words they understand
28
Preschoolers and Pain
- may not verbally report pain - thinking pain is expected - think adults are aware of pain - "I need to go to the bathroom" - difficulty describing pain
29
School Age Children and Pain
- type, location, and severity - use descriptions based on things they know - try to be brave - might be embarrassed about acting out - withdraw - muscular rigidity
30
Adolescents and Pain
- concerned primarily w/ body language - concerned w/ fear of losing control of behavior - can deny or refuse meds - mood affects response to pain - don't want to look like child - look for subtle changes
31
What subtle changes should you look for in response to pain for adolescents?
rapid breathing, clenched teeth, clenched fists
32
Factors Affecting Child's response to Pain
type of pain extent of pain age/developmental
33
Key Principles of Pain Assessment
- question the child - use reliable and valid pain scale - evaluate child's behavior and physiologic changes to establish baseline - secure parents involvement - take cause of pain into account - take action
34
Health History Data Related to Pain Assessment
- location, quality, severity, and onset of pain - conditions that preceded the onset of pain and conditions that followed - any associated symptoms such as weight loss, fever, vomiting, diarrhea, that may indicate illness - any recent trauma including interventions used
35
Pain Management Guide For Children
- individualized interventions - use nonpharmacologic and pharmacologic approaches to ease/eliminate pain - teach child and fam about pain relief interventions and techniques
36
What should you base your individualized interventions on when managing pain?
Amount of pain experienced, the child's characteristics such as developmental level, temperament, previous pain experience and coping strategies
37
Nonpharmacologic Techniques
relaxation distraction guided imagery
38
Behavioral-Cognitive Pain Management Strategies
- relaxation - distraction - imagery - biofeedback - thought stopping - positive self talk
39
Biophysical Interventions for Pain Management
- sucking and sucrose - heat and cold applications - massage and pressure