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the contraction of auricle and ventricle creates a sound which is called.............
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During a heartbeat, there is contractionand relaxation of auricles and ventriclesin a specific sequence. The contractionphase is known as systole, whilerelaxation phase is known as diastole. ... The blood also flows from the auricles to their respective ventricles through the atrio-ventricular valve.
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during heartbeat the contraction of auricle and ventricle creates a ventricular sound
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