Q:

To what does the term “cardiac output” refer?

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To what does the term “cardiac output” refer?


  1. the speed of blood flow through the aorta.
  2. the volume of blood flowing through the aorta per minute.
  3. the volume of blood pumped by the heart with each beat.
  4. the number of heart beats per minute.

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B: CO is the volume flow rate. The volume of blood pumped per minute. Choice C is the stroke volume. Choice D is the heart rate.

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