tayacall142 tayacall142
  • 18-05-2018
  • Health
contestada

Why does ventricular ejection occur during depolarization?

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Kattt1998
Kattt1998 Kattt1998
  • 29-05-2018

The atria are still relaxed, but after ventricular ejection, the ventricles relax too and backwash blood closes the semilunar valves and the AV valves re-open and we are back at the beginning. This happens when there is depolarization of the ventricles. 

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