Final answer:
Air pressure decreases with altitude, impacting rescue helicopters at high altitudes. Lower oxygen levels at high altitudes affect hemoglobin saturation. Altitude and air pressure have an inverse relationship affecting oxygen availability.
Explanation:
Air pressure decreases with increasing altitude due to the decrease in atmospheric pressure pressing down on the air particles. This decrease in pressure affects the performance of rescue helicopters at altitudes above 6,000 m as the lower air pressure makes it harder for the helicopter to generate lift.
Altitude and air pressure have an inverse relationship, where higher altitudes result in lower air pressure, affecting the availability of oxygen molecules and making it harder to breathe at high altitudes.
At high altitudes, hemoglobin saturation decreases due to lower oxygen levels, impacting the body's ability to achieve the same oxygen saturation as at sea level.
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