Pregunta:
Contraction of the atria (atrial systole)
Autor: Eva K 3sq0Respuesta:
- Ventricles relax - Atria contract - Decreasing volume of chambers - Increasing pressure inside chambers - This pushes blood into ventricles - Slight increase in ventricular pressure + chamber vol - AV valves are open - Semi lunar valves are shut
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Autor
Eva K 3sq0