Cardiac Cycle, Dr. D. Penney

Figure 1.02F. Right heart pressures during one cardiac cycle


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AC
= Atrial Contraction (Systole) (Phase 1)
IVC
= Isovolumic Ventricular Contraction (Systole ) (Phase 2)
Ejection
= Ventricular Ejection (Phase 3)
IVR
= Isovolumic Ventricular Relaxation (Diastole ) (Phase 4)
RF
= Rapid Ventricular Filling (Phase 5)
Diastasis
= Diastasis ("resting phase") (Phase 6)