Q:

When heart rate is about 75 beats per minute, the mean duration of action potential in ventricular muscle cells is approximately

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When heart rate is about 75 beats per minute,the mean duration of action potential inventricular muscle cells is approximately:


  1. 5 ms
  2. 25 ms
  3. 100 ms
  4. 250 ms

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D. 250 ms

 

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