問題詳情
40. Which event occurs after the first heart sound and before the second heart sound in human cardiac cycle?
(A) Ventricular relaxation
(B) Aortic systolic pressure
(C) AV valves open
(D) P wave of the ECG
(E) Blood volume in ventricle increases
(A) Ventricular relaxation
(B) Aortic systolic pressure
(C) AV valves open
(D) P wave of the ECG
(E) Blood volume in ventricle increases
參考答案
無參考答案
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