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8 Cards in this Set
- Front
- Back
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CO binds to hemoglobin approximately ____ times more effectively than does O2 |
200 |
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Also called narcotic gases, deprive the body of oxygen, either by interfering with oxygen transport to cells or by reducing the cells ability to use the oxygen. The 2 most important asphyxiants are CO and HCN |
Asphyxiant gases |
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Toxic gases can be grouped into three classes |
1. Asphyxiant - or narcotics 2. Irritants 3. Others |
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Most fire deaths occur : |
Outside the room of origin |
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The lethal toxic potency of hydrogen cyanide is approximately ____ times that id CO |
20 |
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The toxic potencies of hydrogen chloride and hydrogen bromide or approximately _____. |
Equal |
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In an environment containing less than ____ , people rapidly lose consciousness and people will die if not revived quickly |
10% oxygen |
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The fire threat the first reaches a level at which a person's life is in peril |
Limiting hazard |
