Environmental Emergencies
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What is conduction? | The trasnfer of heat from one material to another through direct contact.
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| Whats is convection? | Carrying away of heat bu currents of air or water.
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| Whats is radiation? | Sending out energy.
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| What is evaporation? | Water being vaporized from the body causing a cooling effect.
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| Define hypothermia | A cooling of the body that reduces body temperature below normal.
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| Define passive rewarming. | Covering a patient and taking others steps to prevent further heat loss.
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| Define active rewarming. | Application of an external heat source to rewarm the body of a already hypothermic patient.
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| Define central rewarming. | Heat applied to the lateral core of the body. Chest, neck, armpits and groin.
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| How slow can the heart rate go during extreme hypothermia? | Less the 10 beats per minute.
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| Define local cooling. | Cooling or freezing of particular parts of the body.
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| Whats parts of the body does local cooling generaly effect? | Nose, ears, face, hands, feet and toes.
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| Whats it the first sign oc a localized cooling injury? | Exposed skin reddens or will lighten depending on skin color.
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| How hot does water need to be to rapidly rewarm a patients frozen body part? | 100-105F
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| Define hyperthermia. | an increase in body temperature above normal.
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| How is heat lost? | Through the lungs and the skin.
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