Cardiovascular System: Stroke Volume and Exercise
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Questions and Answers

What is the definition of stroke volume?

  • The volume of blood pumped by the heart in one minute
  • The amount of blood pumped out by the heart atria in each contraction
  • The amount of blood pumped out by the heart ventricles in each contraction (correct)
  • The pressure exerted by blood on the walls of blood vessels

    • What happens to stroke volume as exercise increases?

  • It remains constant
  • It decreases
  • It becomes irregular
  • It increases (correct)

    • What law is related to stroke volume?

  • Newton's law
  • Pascal's law
  • Starling's law (correct)
  • Ohm's law

    • What is the benefit of increased stroke volume during exercise?

    <p>Increased oxygen delivery to muscles</p> Signup and view all the answers

    What is the effect of increased stroke volume on the heart?

    <p>Increased cardiac efficiency</p> Signup and view all the answers

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