At what altitude does the Compensatory Stage of hypoxia typically occur?

The Compensatory Stage of hypoxia typically occurs between 10,000 and 15,000 feet. During this stage, the body initiates compensatory mechanisms to counteract the reduced oxygen availability. This includes physiological responses such as an increased heart rate, enhanced respiratory rate, and improved blood circulation to ensure adequate oxygen delivery to the tissues.

At altitudes below 10,000 feet, the oxygen levels are generally sufficient for most individuals, and hypoxia does not typically occur. If the altitude exceeds 15,000 feet, the effects of hypoxia can become more pronounced and may lead to impairment in cognitive function and motor skills. Recognizing this specific altitude range is important for aviation crew members to understand the potential onset of hypoxia and to take appropriate action to mitigate risks associated with flying in thinner air.