In this animation we explain how the human heart works, its function and structure.
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http://www.evolution-and-health.com
00:00 Intro
00:15 Position of the heart
00:43 Structure of the heart
01:04 Arteries and veins of the heart
01:32 Coronary arteries
02:15 The four valves of the heart
03:00 Blood flow with open and closed valves
03:44 Blood flow by pumping (simple explanation)
06:03 Pulmonary circulation and systemic circulation
07:19 Musculature of the heart
07:53 Detailed cardiac cycle
09:09 Diastole and systole
09:57 Cardiac conduction system
12:43 ECG and the heart
13:28 The pericardium protects the heart