Other questions in this quiz

2. What changes occur to breathing and heart rate during exercise?

  • They both increase.
  • They both decrease.
  • They do not change.

3. Explain what is meant by oxygen debt.

  • The amount of oxygen needed to remove lactic acid.
  • When your cells don't have any oxygen.

4. Why do muscles become fatigued during exercise?

  • Lactic acid build in the muscles
  • Because the athlete did not drink enough water.
  • Because the athlete is not healthy

5. What does the term aerobic mean?

  • Creating energy
  • Using oxygen
  • Using carbon dioxide


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