Compared to competition at sea level,distance-running performances are generally not as good when conducted at high altitude.This is due to the A)lower PO₂ in the inspired air. B)greater reliance on creatine phosphate for energy. C)greater reliance on anaerobic glycolysis for energy. D)lower air density.

Question

Quizplus · Accepted Answer

The primary reason distance-running performances are generally not as good at high altitude compared to sea level is due to the lower partial pressure of oxygen in the inspired air. This reduces the amount of oxygen available for aerobic metabolism, impacting endurance and performance.

Compared to Competition at Sea Level,distance-Running Performances Are Generally Not