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Cardiac Cycle

(Animations)

ANIMATIONS MENU

Background Info

The cardiac cycle is the events that occur during a single heartbeat. During a cardiac cycle, both the atria and ventricles undergo periods of contraction (systole) and relaxation (diastole), which are coordinated by the heart’s pacemaker cells.

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Cardiac Cycle Blood Flow
(Animated GIF)

Cardiac cycle animation

Phases of the Cardiac Cycle
(Animated GIF)

Phases of the cardiac cycle animation

ECG and the Cardiac Cycle
(Animated GIF)

ECG and cardiac cycle animation