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You scored 100% by answering 4 out of 4 questions correctly.1. What do you think would happen when stroke volume is decreased?2. Why might an athlete's resting heart rate be lower than that of the average person?3. In this activity, which of the following stayed constant?4. Which of the following is true?Review Sheet Results1. Describe the Frank-Starling law in the heart.2. Explain what happened to the pump rate when you increased the stroke volume? Why do you think this occurred? How well did the results compare with your prediction?3. Describe how the heart alters stroke volume.4. Describe the intrinsic factors that control stroke volume.