Heart Physiology
Diastole ; Systole ; closure of mitral and tricuspid valves ; the closure of aortic and pulmonary valves ; end systolic volume ; end diastolic volume ; stroke volume.
5 phases of cardiac cycle are: ventricular filling, atrial contraction, isovolumetric contraction, ventricular ejection phase, isovolumetric relaxation.
Ventricular ejection phase ; atrial diastole or ventricular filling.
Sinoatrial node ; HCN channels ; action potential ; Atrioventricular node ; Purkinje fibres ; ventricle.
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