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Storm Storm
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6 years ago
Preload represents the volume work of the heart and is largely determined by:
 
  A) Venous blood return
  B) Vascular resistance
  C) Force of contraction
  D) Ventricular emptying
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Replies
wrote...
6 years ago
Ans: A
Feedback:
Preload represents the amount of blood the heart must pump with each beat and represents the volume of blood stretching the ventricular muscle fibers at the end of diastole. Pressure (resistance), contraction, and ventricular emptying relate to afterload.
Storm Author
wrote...
6 years ago
I hope they're paying you for this lol
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