You are crossing the Alps in a non-pressurised aircraft at an altitude of 15.000 feet. You do not use the oxygen mask because you feel fine. This is unsafe, because:4
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Which of the following symptoms can indicate hypoxia?1. Blue lips and finger nails.2. Euphoria.3. Flatulence.4 .Unconsciousness..4
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The transfer of carbon dioxide from the blood to the alveoli can be described by:4
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The volume of air exchanged during a normal breathing cycle (tidal volume) is about:4
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The pressoreceptors are located in4
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The heart muscle is supplied with blood by:4
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Dalton's law explains the occurrence of:4
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You climb from 0 to 50.000 ft and measure the decrease of the pressure per 5.000 ft. The absolute difference in barometric pressure is greatest between:4
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What is decompression sickness?4
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Man possesses a system for maintaining his internal equilibrium in the face of variations brought about by external stimulations.This internal equilibrium is called:4
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