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71 Cards in this Set

  • Front
  • Back
Cultural prescription; expectations; role behaviors
Factors influencing pain tolerance
Pain initiated or caused by a primary lesion or dysfunction to the peripheral nerves.
Neuropathic pain
An unpleasant physical and emotional experience which signifies tissue damage or the potential for such damage.
Pain
Caused by a single event; usually sudden; has a short duration of symptoms
Acute pain
Three systems interacting to produce and perceive pain
Sensory-Discriminative System; Motivational-Affective System; Cognitive-Evaluative System
When using a pain diagram numbness and tingling is what color?
Yellow
When using a pain diagram a generally painful area is what color?
Blue
When using a pain diagram burning or hot spots are what color?
Red
Sensory receptor responsible for cold temperature and temperature changes
Krause’s end bulbs
Sensory receptor responsible for light press/touch
Merkle dics (AKA A-beta)
T or F: Pain threshold is the level of noxious stimulus required to alert the individual to possible tissue damage.
True
T or F: Pain threshold is the least experience of pain that a subject can recognize.
False
T or F: Pain tolerance is the measure of how much pain a person can or will withstand.
True
The greatest level of pain which a subject is prepared to tolerate.
Pain tolerance
Pain experienced when tissue damage is impending and/or immediately after an injury has occurred.
Acute pain
Pain that does not resolve in the usual period it takes the disorder to heal or that continues beyond the duration of the noxious stimulation.
Chronic pain
Pain occurring with acute trauma to the skin or subcutaneous tissues.
Somatic pain
T or F: Superficial somatic pain is well-localized pain.
True
Pain originating in the internal organs and the linings of the body cavities.
Visceral pain
Pain perceived in another area which seems to have little relation to the existing pathology (e.g.; Kehr’s sign).
Referred pain
When assessing pain using the “PAIN” mnemonic; the P stands for?
Pattern
When assessing pain using the “PAIN” mnemonic; the location of pain falls under what letter?
Area
Numeric Rating Scale (NRS); Pain Face Scales; Visual Analogue Scale (VAS); Pain charts are?
Pain rating scales
Used to assess the intensity of pain by asking a patient to rate his/her on a 0-10 scale.
NRS
Pain scale used to assess the intensity of pain by asking a child to rate his/her on a 0-10 scale.
Face scales
A self-report device measuring the magnitude of internal states such as pain and mood using a 10-cm or 100-mm line running either vertically or horizontally oriented with anchors placed at both poles.
VAS
This pain assessment tool is used to establish spatial property of pain.
Pain Chart/Diagram
Generally unmyelinated (naked-nerves); sensitive to and stimulated by potentially damaging mechanical; chemical; and thermal stresses.
Nociceptors
Neuropeptide responsible for transmitting a painful impulse?
Substance P
Impulses from sensory receptors to the brain.
Afferent neural transmission
Impulses from the brain toward the periphery.
Efferent neural transmission
Initial stimulation of the nociceptors due to lowering of the depolarization threshold; enhancing the pain response.
Primary hyperalgesia
Increases the painful area as the chemical mediators diffuse into the surrounding tissue causing them to become hypersensitized.
Secondary hyperalgesia
A neuron connecting sensory receptors in the PNS to neurons in the CNS.
1st order neuron
Pain results from excessive stimulation of sensory receptors if the stimulation is applied with long enough intensity.
Intensity Theory
Proposed the body contains different types of sensory n. endings and that a single n. would respond only to a specific stimulus (i.e.; hot; cold).
Specificity Theory
Proposed that perceptions of pain are the result of stimulus intensity and the summation of the impulses.
Pattern Theory
Stimulation from ascending A-beta afferents results in the blocking of impulses carried along the A-delta and C afferent fibers.
Gate Control Theory
In the Gate Control Theory impulses ascending on afferent fibers stimulate the SG (contain both excitatory and inhibitory cells) as they enter the dorsal horn of the spinal cord; influencing the ____?
T-cell
By stimulating the SG one is able to inhibit synaptic transmission in the large and small (A-_____ and ___-fiber) afferent pathways.
A-delta and C-fiber
Increased neural activity in the A-alpha and A-beta primary afferent pathways triggers a release of enkephalin (chemical in the endorphin family) from enkephalin interneurons found in the dorsal horn.
Castel’s Spinal Level I
T or F: Enkephalins bind with excited nociceptors and diminishing the release of Substance P.
True
Stimulation of the PAG of the midbrain and raphe nucleus medulla by ascending neural input (C-fiber afferents) activate the descending mechanism.
Castel’s Spinal Level II
Stimulation of rhythmic muscles contraction; A-delta and C-fibers (favors A-delta) over a long period of time with a low pulse frequency can stimulate the release of endogenous opioids (beta-endorphins).
Castel’s Spinal Level III
Physical agents used to stimulate large-diameter afferent fibers.
TENS; massage; analgesic balms
Physical agents used to decrease pain fiber transmission velocity.
Cryotherapy and ultrasound
Physical agents used to stimulate small-diameter afferent fibers and descending pain control mechanism.
Acupressure; deep massage; TENS
T or F: Cryotherapy acts to slows nerve transmission of 1st order afferent neurons.
True
T or F: Warming sensations do not override the transmission of pain impulses.
False
Electrical stimulation technique with a pulse frequency 60-120 pps; sensory perception - no visible muscle contraction; stimulates only large afferents (A-beta)
Sensory or High TENS
Electrical stimulation technique for non-acute pain; good for deep throbbing/chronic pain, or trigger point pain; produces visible muscle contraction; 1-7 pps; 200-300 µs phase duration; high amplitude
Motor or Low TENS
Referred to as hyperstimulation analgesia; 2-4 pps or 100-150 pps with long phase duration 300-1000 µs (1 msec); High intensities (with/without muscle contraction)
Noxious or Brief Intense
Nociceptor producing fast onset of pain and are short-lasting and help to localize the pain.
A-delta
Dull; non-localized (protopathic) nociceptor.
C-fiber
To or F: A-beta sensory receptors have a larger diameter and faster conduction velocity compared to A-delta fibers.
True
T or F: A-beta sensory receptors have a smaller diameter and a slower conduction velocity compared to C-fibers.
False
T or F: A-delta pain receptors have a larger diameter and a slower conduction velocity compared to C-fibers.
False
T or F: C-fiber pain receptors have a larger diameter and faster conduction velocity compared to C-fibers.
True
Chemical mediators that provides direct stimulation of nerve fiber carrying the noxious stimuli?
Bradykkinin
Chemical mediator that sensitization of the nerve fibers so that other chemical mediators can initiate pain?
Prostaglandin
Portion of the gray matter of the spinal cord that is divided into 10 layers of cell bodies and houses different types of fiber information.
Lamina
Neuron receiving sensory input from the first-order neurons and projects to neurons at higher levels of the CNS.
2nd order neurons
The SG is located in lamina?
II
A-delta fibers transmit mainly mechanical/thermal pain along which tract?
Neospinothalamic tract
C-fibers transmit dull and achy pain along which tract?
Paleospinothalamic tract
Pain is influenced by a variety of characteristics. Name some of them.
Age; sex; race; ethnicity; personality; past experiences; situational variables (mood; stress)
Substance P is a neurotransmitter that _____ pain.
Facilitates
Enkephalins; serotonin; beta-endorphins; dynorphins (opioid) _____ pain.
Inhibit
T or F: Motor level stimulation of Castel's Spinal Level III is enhanced by low-frequency (1-7 pps); high intensity muscle contraction.
True
T or F: Increased blood flow help to rid the body’s inflammatory chemical mediators including: bradykinin; prostaglandins; histamines; and non-granular leukocytes.
Acupressure; deep massage; TENS
Suggest that each individual has a genetically built-in network of neurons called the “body-self neuromatrix.”
Neuromatrix Theory