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Cardiac Cycle (Ventricular Systole (ventricular myocardium depolarizes…
Cardiac Cycle
Ventricular Systole
atrial myocardium ropoloarizes
ventricular myocardium depolarizes
contration occurs
ventricle pressure increases
AV valves close
isovolumetric ocntraction
SL Valves open
blood goes to arteries
1.Ventricular filling
SA Node depolaizes
atrial depolarization
pressure of the atria increases
ventricles walls are stretched
end diastolic volume
isovolumetric relaxation
ventricular myocardium repolarizes
ventricles relax
ventricular pressure decreases
SL valves close
isovolumetic relaxion stage
av valve opens