Question

describing the rate relationships
which statement describes the relationship between heart rate measures?
○ a lower rhr is typically linked with a faster recovery heart rate.
○ a higher rhr usually indicates a more responsive cardiovascular system.
○ a high recovery heart rate indicates a less efficient cardiovascular system.
○ the wider the target heart rate zone, the slower the recovery heart rate after exercise.

Explanation:

• Analyze Option A: A lower Resting Heart Rate (RHR) is typically associated with better cardiovascular fitness, and a faster recovery heart rate (heart rate drops quickly after exercise) is also a sign of good fitness. But actually, a lower RHR is linked to a slower recovery heart rate (since the heart doesn't need to work as hard to recover), so A is incorrect.
• Analyze Option B: A higher RHR usually indicates a less fit or less responsive cardiovascular system (the heart has to work harder at rest), so B is incorrect.
• Analyze Option C: A high recovery heart rate (heart rate stays high or drops slowly after exercise) means the cardiovascular system is not efficiently returning to rest, indicating lower efficiency. This is correct.
• Analyze Option D: The width of the target heart rate zone relates to intensity ranges, and there's no direct link to recovery heart rate speed as described. A wider zone doesn't mean slower recovery, so D is incorrect.

Answer:

C. A high recovery heart rate indicates a less efficient cardiovascular system.