Biology for IGCSE & O level - Respiration (Section 2 - No. 7)
In the context of exercise, what does the term 'oxygen debt' primarily refer to?
The lack of oxygen during exercise.
The extra oxygen needed to convert lactic acid back to glucose.
The amount of oxygen in the muscles.
The oxygen stored in the blood.
Explanation
Oxygen debt is the extra oxygen required to restore the body's systems to their pre-exercise state.
Comments (0)
