Multiple choice

Why doe aerobic sports generally condition the heart muscle faster than anaerobic ones?

  1. the heart is not exercised during anaerobic sports

  2. muscle cells needs more oxygen during aerobic sports

  3. some muscle cells do not use anaerobic respiration

  4. anaerobic sports require more rapid breathing
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Aerobic sports require sustained oxygen delivery to working muscles, which strengthens the heart and improves cardiovascular conditioning. Anaerobic sports also exercise the heart, but aerobic activities provide more continuous cardiovascular stress. Option A is incorrect because anaerobic sports do exercise the heart.

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