Indicate the Proper Order of Events During the Cardiac Cycle $\underline1$

Short Answer

Indicate the proper order of events during the cardiac cycle by placing numbers in the blanks preceding the events in sequence.(Some steps may have been omitted.) The first event is labeled as your starting point.
$\underline1$ AV valve apen; aartic valve closed; ventricular filling accuring
______Blood ejected from the ventricles
_____Isovolumetric ventricular relaxation
_______Atrial contraction
______AV valve opens; ventricular filling accurs again; ane carkiac cycle is camplete
_______Aortic valve opens
_______SA node discharges
_______Ventricular filling camplete
_______Ventricular relaration bepins
_______Aortic valve closes
_____Iscvolunetric ventricular cantraction
______Ventricular contraction bepins; AV valve clases