Which of the following is true of cardiorespiratory endurance (CR)?
A. A person with a high CR endurance is likely to have a hypokinetic disease.
B. Measuring the volume of carbon dioxide output is an important way to evaluate CR health.
C. A higher capacity to deliver and utilize oxygen indicates an efficient CR system.
D. During prolonged exercise, an individual with a low CR endurance can deliver an adequate amount of oxygen to the cells.
E. When carbon dioxide output is low, the CR system is considered highly efficient.
Answer: C
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