Put these phases of the cardiac cycle in the correct order. 1. opening of the semilunar valves 2. isovolumic contraction 3.

Question

Put these phases of the cardiac cycle in the correct order.
1. opening of the semilunar valves
2. isovolumic contraction
3. beginning of atrial systole
4. closure of the AV valves
5. completion of ventricular filling
6. beginning of ventricular systole
7. ventricular relaxation
8. ventricular ejection
3, 5, 6, 4, 2, 1, 8, 7
3, 5, 6, 1, 8, 4, 2, 7
3, 2, 6, 1, 4, 5, 8, 7
3, 2, 6, 4, 5, 8, 7, 1
4, 5, 1, 2, 7, 8, 3, 6

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