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Stack #4428
| Question | Answer |
|---|---|
| systole | contraction of heart muscle |
| cardiac output | volume of blood pumped by one ventricle per minute |
| diastole | relaxation of the heart (especially the ventricles) during which it fills with blood; opposite of systole |
| blood pressure | (blank) |
| electrocardiogram | graphic record of the heart's action potentials |