Ventricular diastole occurs due to a`//`an

During diastole

During diastole

In ECG deflection waves, ventricular systole occurs during

During cardiac cycle about _______________% of ventricular filling occurs prior to atrial contraction. ______________% ventricu-lar filling occurs due to atrial contraction-

During ventricular diastole

[" Closure of semilunar "],[" valves during ventricular "],[" diastole is due to "],[" (A) Increased ventricular "],[" pressure "],[" (B) Increased atrial pressure "],[" (C) Fall in the ventricular "],[" pressure "],[" (D) Fall in the atrial pressure "]