Explain four valves of the heart
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The valves permit the flow of blood in One Direction only and not in reverse direction, preventing the back flow of the blood.
HEART❤ HAS FOUR VALVES :
1⃣TRICUSPID VALVE: which guards the opening between the right auricle and the right ventricle.
2⃣BICUSPID VALVE: which guards the opening between the left auricle and the left ventricle.
3⃣AORTIC SEMILUNAR VALVES: located at the point of origin of aorta from the left ventricle and are three in number.
4⃣PULMONARY SEMILUNAR VALVES: Located at the opening of right ventricle into the the pulmonary artery and are three in number.
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Explanation:
The heart has 4 valves=>
1. The mitral valve and tricuspid valve,
2. which control blood flow from the atria to the ventricles.
3.The aortic valve and pulmonary valve,
4. which control blood flow out of the ventricles.
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