Write down the important of valves in the heart?
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The valves prevent the backward flow of blood. These valves are actual flaps that are located on each end of the two ventricles (lower chambers of the heart). They act as one-way inlets of blood on one side of a ventricle and one-way outlets of blood on the other side of a ventricle.
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Answer:
The heart has 4 valves:
The mitral valve and tricuspid valve, which control blood flow from the atria to the ventricles
The aortic valve and pulmonary valve, which control blood flow out of the ventricles
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