This heart anatomy diagram shows that blood flows from the ... As blood leaves each chamber of the heart, it passes through a valve. The tricuspid and mitral valves lie between the atria and ...

The four valves of the heart allow blood to flow through the heart in the right direction. The valves open or close each time the heart beats. Problems with the heart valves can lead to ...

The intricate diagrams of the heart were made by Leonardo 500 years ago. Mr Francis Wells from Papworth Hospital, Cambridge, says Leonardo's observations of the way the heart valves open and close was ...

The chambers of the heart operate as a ‘double-pump’ system for the body’s circulation. In coordination with valves, the chambers work to keep blood flowing in the proper sequence.

The mitral valve is also known as the bicuspid valve. This is one of the heart’s four valves that help prevent blood from flowing backward as it moves through the heart. Read on to learn more ...