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QiTian QiTian
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6 years ago
As a person's cardiorespiratory endurance increases, the ____.
 A) stroke volume decreases
  B) resting heart rate decreases
  C) total blood volume decreases
  D) resting heart rate increases
  E) red blood cell count goes down
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chelle2695chelle2695
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6 years ago
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QiTian Author
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6 years ago
This helped my grade so much Perfect
apelton
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You make an excellent tutor!
patod1
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2 hours ago
Smart ... Thanks!
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