what is atrial systole in biology
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the blood from pulmonary veins and the winner will the left and right Atrium respectively the build up of pressure that result causes the evils to open and the blood flow to from Atria to ventricles nearly 70% of the ventricles get will be the blood during joint diastole are the stages semilunar valves are close the sinoatrial node now generates and action potential which stimulates both the Atria to undergo assignment anus complexion known as atrial systole .
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The periods of contraction are called systole. ... When the atriaare full, they go into atrial systole, their walls contract and blood is pushed through the valves into the ventricles. The pressure in the atriais increased due to the contractions and the pressure is increasing in the ventricles as they fill with blood.
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