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