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What is IMSAFE?
- Illness
- Medication
- Stress
- Alcohol
- Fatigue
- Eating/Emotion
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What are the four types of Hypoxia?
- Hypoxic
- Hypemic
- Stagnant
- Hyptotoxic
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What is hypoxic?
Lack of oxygen supply (high altitude)
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What is hypemic?
Blood is unable to carry sufficient to cells (deficiency in blood, anemia, carbon Monoxide poisoning)
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What is stagnant?
The body is unable to circulate the blood (stroke, G's, etc)
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What is Histotoxic?
Cells are unable to properly use the oxygen (drugs, alcohol, poison)
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What is hyperventilation?
Too much oxygen, not enough CO2.
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How do you correct Hypervention?
Breathe into bag, talk out loud, slow breathing
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Describe airsickness
- Vestibular disorientation can produce severe and intense feelings of instability
- Symptoms are general discomfort, paleness, nausea, dizziness, sweating, and vomiting
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How to correct airsickness
- Head back and relax
- keep passengers informed
- open air vents
- focus on objects outside the plane
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What are the rules for flight after scuba diving?
- 12 hours after a single dive
- 24 after multiple days or repetitive diving
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What is decompression sickness?
Nitrogen absorbed by the blood during scuba diving. returning to the surface too quickly can cause the nitrogen to bubble
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