Exercise Physiology Quiz
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Questions and Answers

What effect does increased partial pressure of $CO_2$ have on the oxygen-hemoglobin dissociation curve during exercise?

  • It shifts the curve to the left.
  • It shifts the curve to the right. (correct)
  • It causes the curve to flatten.
  • It has no effect on the curve.

    • During which phase does the heart rate return to near-rest levels?

  • During recovery (correct)
  • During exercise
  • During rest
  • During peak physical exertion

    • What is the approximate heart rate (HR) during exercise as shown in the HR graph?

  • Around 110 bpm
  • Around 72 bpm
  • Approximately 90 bpm (correct)
  • Approximately 130 bpm

    • What occurs to the oxygen-hemoglobin dissociation curve during recovery?

    <p>It shifts to the left.</p> Signup and view all the answers

    What characteristic of heart rate response is noted during the exercise phase?

    <p>It increases sharply and then stabilizes.</p> Signup and view all the answers

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