Respuesta :

mmk2805
basically diastole is where the heart relaxes. when the heart beats and it’s in diastole the heart muscle relaxes and fills the chambers with blood
bonnieaiken

Answer:

In the diastole phase, heart ventricles relax and the heart fills with blood. In the systole phase, the ventricles contract and pump blood out of the heart to arteries. One cardiac cycle is completed when the heart chambers fill with blood and blood is pumped out of the heart.

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