which valve of ours heart closed first?
Tricuspid or mitral?
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Answer:
The mitral and tricuspid valves open and the aortic and pulmonic valves shut while the ventricles fill with blood. In contrast, the mitral and tricuspid valves shut while the aortic and pulmonic valves open during ventricular contraction
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Answer:
The one which opens first of course.
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