Final answer:
Describing how humans cope with low oxygen pressure at high altitudes explains the body's adjustments to reduced atmospheric pressure and helps ensure health and safety during high-altitude activities.
Step-by-step explanation:
The point of describing the ways humans cope with low oxygen pressure at high altitudes is to understand how the body adjusts to conditions where the atmosphere exerts less pressure, reducing the exchange of gases like oxygen and carbon dioxide, and potentially leading to altitude sickness. At high altitudes, the atmospheric pressure and partial pressure of oxygen are lower, making it harder for the body to maintain sufficient oxygen saturation. This is why mountain climbers often carry oxygen with them. Moreover, the body adapts through physiological changes such as increased production of hemoglobin and BPG in erythrocytes, which facilitates oxygen delivery to tissues. Understanding these adaptations is crucial for health and safety during high-altitude activities.