Which of the following is true of maximal oxygen consumption (VO2max)?
A) VO2 max is a measure of the cardiovascular system's capacity to deliver oxygen to muscles.
B) Cardiovascular adaptations to physical training decrease VO2 max.
C) A low VO2 max increases physical stamina and helps delay the onset of fatigue.
D) VO2 max can measure the rate of oxygen delivery to the brain only in case of anaerobic exercises.
Question 2
In the context of adenosine triphosphate (ATP) generation during exercise, which of the following is true of aerobic pathways?
A) Aerobic pathways function in oxygen-requiring conditions.
B) Short-duration, high-intensity exercise relies heavily on aerobic pathways.
C) In order to generate ATP, aerobic pathways break down proteins.
D) Aerobic pathways deliver quick but short-lived bursts of ATP to muscles.
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