15-7 & 15-8 Heat & Cold Exposure

15-7 & 15-8 Heat & Cold Exposure - Heat...

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Unformatted text preview: Heat Exposure Heat Overexposure to heat may cause a Overexposure chemical imbalance in body that will eventually lead to death eventually Occurs when water or salt are lost through Occurs perspiration perspiration Also occurs when body cannot eliminate Also excess heat excess Heat Exposure Heat Heat cramps Muscle pains and spasms Caused by exposure to heat Result from loss of salt through perspiration Apply firm pressure on cramped muscles to Apply provide relief provide Encourage victim to rest and move to cooler Encourage area area Give small sips of water to victim Heat Exposure Heat Heat exhaustion Occurs when victim is exposed to heat and Occurs experiences a loss of fluids through sweating experiences Signs and symptoms Pale and clammy skin Diaphoresis (profuse perspiration) Fatigue, tiredness, weakness Headache Muscle cramps Nausea and/or vomiting Dizziness and/or fainting Body temperature close to normal Heat Exposure Heat First aid care Move victim to cooler area if possible Apply cool, wet cloths Lie victim down with feet elevated 12 inches Give small sips of water, about 4 ounces every 15 Give minutes if victim alert and conscious minutes Obtain medical help immediately if victim vomits, Obtain develops shock or experiences respiratory distress develops Heat Exposure Heat Heat stroke Occurs from prolonged exposure to high Occurs temperatures temperatures Medical emergency!! Victim needs immediate Medical care care Body is not able to eliminate excess heat Internal temperature is elevated to 105°F or higher Normal body defenses such as sweating Normal mechanism no longer function mechanism Heat Exposure Heat Signs and symptoms Excessively high body temperature Red, hot and dry skin Pulse is rapid but may remain strong Victim may lose consciousness Heat Exposure Heat First aid care Cool victim quickly because high temperature can Cool cause convulsions and/or death in short period of time time Place victim in tub of cool water or sponge skin Place with cool water with Be alert to signs of shock and treat for shock If vomiting occurs, position the victim on the side Watch for signs of difficulty in breathing and Watch provide care as indicated provide Obtain medical help immediately Heat Exposure Heat Other principles of care for heat exposure Warn victim to avoid warm or hot Warn temperatures for several days after recovering from heat exposure condition recovering Encourage recovered victim to drink Encourage sufficient amounts of water and to have an adequate intake of salt adequate Cold Exposure Cold Exposure to cold external temperatures Exposure can cause body tissues to freeze and body processes to slow down processes If treatment is not provided immediately, If victim can die victim Degree of injury affected by wind velocity, Degree amount of humidity and length of exposure to cold to Cold Exposure Cold Hypothermia Condition caused by prolonged exposure to cold Signs and symptoms Shivering Numbness Weakness or drowsiness Low body temperature Confusion Loss of consciousness If exposure is prolonged, body processes will slow If down and death can occur down Cold Exposure Cold First aid care Move victim to warm area Remove wet clothing Warm victim slowly by wrapping in blankets or Warm putting on dry clothing putting Rapid warming can cause heart problems Rapid warming can increase circulation to body surface, Rapid which cools internal vital organs which Give warm liquids by mouth if victim is conscious Do not give beverages containing alcohol or caffeine Give victim warm broth, water or milk Cold Exposure Cold Frostbite Actual freezing of tissue fluids with damage to Actual the skin and underlying tissues the Early signs and symptoms include redness Early and tingling and As frostbite progresses, other signs and As symptoms symptoms Cold Exposure Cold As frostbite progresses, other signs and As symptoms symptoms Pale, glossy skin with white or grayish-yellow color Blisters form on skin in some cases Skin cold to touch Numbness and sometimes pain that gradually Numbness subsides subsides Victim may become confused, lethargic and Victim incoherent incoherent Shock develops followed by unconsciousness and Shock death death Cold Exposure Cold Objectives of first aid Maintain respirations Treat for shock Warm affected parts Prevent further injury Common sites include fingers, toes, ears, Common nose, cheeks nose, Cold Exposure Cold First aid care Warm affected part carefully Take care not to burn injured tissue Immerse part in warm water at 100° to 105° F Do not use heat lamps, hot water above 105° F or heat Do from stove or oven to warm patient from Never rub or massage area because this may Never cause gangrene or death of the tissue cause Avoid opening or breaking any blisters because Avoid this creates an open wound this Cold Exposure Cold Do not allow victim to walk or stand if feet, legs or Do toes are affected toes Place dry, sterile dressings between affected toes Place or fingers to prevent them from rubbing and causing further injury causing Obtain medical help as quickly as possible Be alert for signs of shock in all victims Be exposed to cold and treat for shock as necessary necessary ...
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This note was uploaded on 01/12/2012 for the course CNA 1 taught by Professor Teresabriggs during the Spring '12 term at NorthWest Arkansas Community College.

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