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What is Duration of atrial systole is: and explain in detail?
Ans: d (0.11 sec) Ref: Ganong, 22nd ed, p. 568; Mahapathra, p. 219Duration of various cardiac events* Cardiac cycle-0.8 sec* Ventricular systole-0.27 sec* Ventricular diastole-0.53 sec* Action potential-0.25 sec* Absolute refractory period-0.20 sec* Relative Refractory period-0.05 sec* Isovolumeetric contraction-0.05 sec* Protodiastole-0.04 secEnd diastolic volume- 130mlEnd systolic volume- 50mlEjection fraction (65%)- 70-90mlS1- 0.15secS2- 0.12secS3- 0.1 sec