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Environmental

QuestionAnswer
At what temp does organ failure start? 106
Heat dissipation is by... Sweating and vasodilation.
Heat conservation is done by... Shivering and vasoconstriction.
Hot skin. Sweaty. Alerted mental status. Heat cramps. Hyperthermia.
Heat cramps Heat exhaustion Heat stroke Cramps -isolated muscle -loss of electrolytes. Exhaustion- (compensated) sweaty. Stroke- non compensated.
Mild Hypothermia (compensated) Severe Hypothermia (decompensated) ECG will have J waves (Osborn wave) Bradycardia. VFib probable below 86 degrees. Active rewarming. Active external and internal warming.
Freezing of epidermis tissue. Redness followed by blanching and diminished sensation. Superficial Frostbite.
Freezing of epidural and subcutaneous layers, white, frozen appearance. Deep Frostbite.
Frostbite treatment. Do not thaw the affected area if there is a possibility of refreezing. Do not massage. Give analgesic prior to thawing. Rewarm by immersion only if lengthy transport. Cover with loose sterile dressing. Elevate and immobilize thawed part.
Near drowning Die after 24hrs.
Dry drowning Lungs don't fill with water due to laryngospasm.
Wet Drowning Lungs fill with water
What is mammalian diving reflex? Decreases metabolism. The cold water drowning victim is not dead until he is warm and dead.
Dive injuries on the bottom Nitrogen narcosis.
Dive injuries during Ascent. Decompression illness.
Created by: Mistymedic