Match the following terms describing the physical/mecahnical events with the correct phases of the cardiac cycle. Each phase may be used more than once.
- A. B. C. D. All 4 cardiac valves are closed and all 4 chambers are relaxed during this phase.
- A. B. C. D. The maximum amount of blood is in the ventricles at the end of this phase.
- A. B. C. D. The pressure in the ventricles is higher than in the atria, but lower than in the arteries, during this phase.
- A. B. C. D. The semilunar valves are open and the AV valves are closed during this phase.
- A. B. C. D. The atria contract at the end of this phase.
- A. B. C. D. The pressure in the ventricles is higher than the pressure in both the atria and the arteries during this phase.
- A. B. C. D. Systole begins with this phase.
A. isovolumetric relaxation
B. ventricular ejection
C. isovolumetric contraction
D. ventricular filling
Match the following terms describing the physical/mecahnical events with the correct phases of the cardiac cycle. Each phase may be used more than once.
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