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a fib

Vikas Bhushan (Admin0) 13 лет назад обновлен 13 лет назад 0
know that the the AV node refractory period limits the ventricular rate during atrial tachyarrythmias. =======> The AV node has a refractory period that limits the number of atrial impulses transmitted to the ventricles during atrial fibrillation.

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