News tagged with heart valves

Related topics: heart , food and drug administration

Rating heartbeats to save lives

Although the term "heart failure" is a bit of a misnomer, there's no doubt about its dire consequences. There are over 5 million people in the United States whose hearts simply fail to pump sufficient blood with enough force ...

Aug 05, 2014
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Genetic cause of heart valve defects

Heart valve defects are a common cause of death in newborns. Scientists at the University of Bonn and the caesar research center have discovered "Creld1" is a key gene for the development of heart valves ...

Mar 31, 2014
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Heart valve

In anatomy, the heart valves maintain the unidirectional flow of blood in the heart by opening and closing depending on the difference in pressure on each side. They are mechanically similar to reed valves.

There are four valves in the heart (not counting the valve of the coronary sinus, and the valve of the inferior vena cava):

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