Description
How does blood flow through the heart? This animation explains the function and structure of the heart, including how blood flows into, through and out of it.
More information on how the heart works at https://www.bhf.org.uk/yourheart
This animation has been supported by Royal Mail in partnership with British Heart Foundation.
00:08 How the heart works
00:20 Structure of the heart (electrical conduction system)
00:29 Chambers of the heart
00:53 Valves of the heart
01:14 Layers of the heart
01:35 Coronary arteries