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OCPM PhysMed Ice
Questions
43
Medical
Professional
06/01/2009

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Term
What are the effects of Cryotherapy?
Definition
"Vasoconstriction, Vasodilitation, Reduced Nerve Conduction, Reduce Muscle Spasm, Reduce Tissue Metabolism, Reduce Pain."
Term
Why is Reduction of tissue metabolism important to acute injuries?
Definition
"Keep cells alive, thus reduces swelling, because you have less to clean up. Less Inflammatory Response."
Term
What is the major limiting factor to rehabilitaton?
Definition
Swelling
Term
What causes vasoconstriction?
Definition
Action on Sympathetic Nerve Fibers
Term
What are the effects of vasoconstriction?
Definition
"Redue local blood flow, Reduce extravascular fluid accumulation (Edema and Bleeding), Distal Effect, Compensatory changes in deeprer vessels."
Term
T/F Ice penetrates all the way to the bone?
Definition
TRUE
Term
What does PRICE stand for?
Definition
"Protect, Rest, Ice, Compression and Elevation"
Term
"What is the ""Hunting Reaction""?"
Definition
Rebound Vasodilitation=An increase of blood flow after the administration of Cold Therapy. (Hands burn after playing in the snow and then you go inside)
Term
What are the effects of the Vasodilitation?
Definition
"Rebound Vasodilitation, Preserves tissue viability, Prevents tissue temperature from falling below ""Critical Temp"" and Erythema. (Variable Duration)"
Term
Nerve conduction is reduced at what temperature?
Definition
27'
Term
What is the result of reduced nerve conduction velocity?
Definition
Decreased Pain and Spasm
Term
T/F Ice effects both Motor and Sensory Nerves?
Definition
TRUE
Term
What are the effects of Long Duration on Motor Nerves?
Definition
Decreased Muscles Force and Work
Term
What are the effects of Shor Duration on Motor Nerves?
Definition
Increased Muscle Force and Work
Term
T/F Ice can be used to create more blood flow to deep regions than superficial heat can?
Definition
TRUE
Term
"Why do you only Ice for 20min, why not longer?"
Definition
To avoid tissue damage from crystalization that will eventually lead to cell death.
Term
What are the two effects that Ice has on Sensory Nerve conduction?
Definition
"Slows Nerve Conduction and Reduces Pain by closing the Pain Gate (Gate Theory, Melzack and Wall) and by producing endorphins (Natural Opiodes)."
Term
Ice increases or decreases muscles spasticity?
Definition
"Increases initially, but then decreases muscles spasticity effectively."
Term
Ice decreases muscles spacticity by directly acting upon what?
Definition
Muscle Spindles
Term
What 4 structures does Ice effect regaurding muscle spasticity?
Definition
"The Gamma Fibers, Motor Fibers, Sensory Fibers and Transmission at the Myoneural Jx."
Term
"What is the Immediate, initial, teporary increase in reflex muscle tone called?"
Definition
Hoffman (H) Response
Term
"With reduced antangonist spasticity/spasm, you increase ____________ strength?"
Definition
Agonist
Term
What are the effects of Ice in reducing tissue metabolism?
Definition
"Enhanced tissue viability, Less cellular death/necrosis, Less debris to clean up and Reduced inflammatory response."
Term
What are the 6 or 7 things Ice does to reduce pain?
Definition
"Direct effect on sensory nerve endings and pain carrying fibers, Reduction of muscular spasm, Limiting Bleeding and Swelling, Limiting Inflammatory Rx, Influencing the Gate Mechanism and Enhancing Endorphin production."
Term
T/F Cold can't penetrate Fatty Layer Insulation?
Definition
FALSE
Term
T/F Heat penetrates deeper than Cold?
Definition
FALSE
Term
T/F Muscle temperature drops just as quick as skin temperature?
Definition
FALSE
Term
What is the minimum time needed to cool muscle?
Definition
10 minutes
Term
How long should you Ice to to make sure you have cooled the muscle?
Definition
To the point of numbness and a minute or two after that.
Term
What are 2 negatives from prolonged cooling?
Definition
May retard healing and Damage to Peripheral Nerves
Term
How often should PRICE be repeated?
Definition
Every 60-90 minutes
Term
7 Indication of Ice?
Definition
"Limiting bleeding or Swelling, Reduce Pain, Reduce muscle spasm, Limit Inflammatory Response, Reduce local metabolism, Facilitate muscle contraciton (short duration application), Reduce spasticity and Post Burn."
Term
4 Contraindications of Ice?
Definition
"Local Ischemic conditions, Raynauds, Cold Allergy and Impaired Sensory Perception."
Term
When to use Ice?
Definition
"Acute Trauma, Subacute/Chronic Conditions, Some Arthritides and Spastic Conditions."
Term
Advantages of Ice?
Definition
"Cheap, Good Penetration and Long lastion rebound ""heating"" effect (2-2 1/2 Hrs After)"
Term
T/F You should always use an interface when using Cryotherapy?
Definition
"FALSE, Ice massage uses no interface. "
Term
Methods of administration?
Definition
"Ice Packs, massage, baths and sprays"
Term
T/F You should use a dry towel or elastic wrap as an interface between skin and the ice.
Definition
"FALSE, wet towel or elastic wrap"
Term
What is one of the best benefits of a Contrast Bath?
Definition
Milking of Edema
Term
When should one use a Contrast Bath?
Definition
Best used days after the injury and where there is a lot of Edema
Term
T/F Compression of afflicted region is advisable after a Contrast Bath?
Definition
TRUE
Term
What is the Distal Effect?
Definition
Vasoconstriction of more proximal region rob the more distal regions of blood flow.
Term
Disadvantages of Cryotherapy?
Definition
Uncomfortable application and Compliance
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