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Athletic Injuries ATC 222

Athletic Injuries ATC 222. Environmental Considerations Chapter 12. Heat and Cold Exchange. Metabolism Conduction Convection Radiation Evaporation humidity decreased at 65% stops at 75%. Cold Exposure. Types Hypothermia Frostbite Contributing Factors clothing activity wind

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Athletic Injuries ATC 222

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  1. Athletic InjuriesATC 222 Environmental Considerations Chapter 12

  2. Heat and Cold Exchange • Metabolism • Conduction • Convection • Radiation • Evaporation • humidity • decreased at 65% • stops at 75%

  3. Cold Exposure • Types • Hypothermia • Frostbite • Contributing Factors • clothing • activity • wind • temperature • moisture

  4. Frostbite • Types • Frostnip • Superficial • Deep • Signs and Symptoms • cold, white, waxy, hard, numb • Treatment

  5. Heat Illness • 3 Types • Heat Cramps • Heat Exhaustion • Heat Stroke • Heat Cramps • etiology • signs and symptoms • treatment

  6. Heat Exhaustion • Etiology • Signs and symptoms • pale, cool, clammy skin • profuse sweating • rapid, weak pulse • dizzy, weak, headache, nausea • normal core temperature • Treatment

  7. Heat Stroke • Etiology • Signs and symptoms • unconscious? • no active sweating • hot, dry, red skin • rapid strong pulse • elevated core temperature (106 F) • dilated pupils • Treatment

  8. Prevention • acclimatization • fluid replacement • before, during, and after activity • 45-55 F temperature • identify high risk athletes • weight charts • clothing • playing surface • wind, temperature, and humidity • heat index • sling psychrometer

  9. Sport Drinks • 5-8% Carbohydrate solution • trace Na, K, Cl (.8g per 8 ounces)

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