DIASTOLE

• WHAT ARE THE STAGES OF THE CARDIAC CYCLE?

  • diastole
  • atrial systole
  • ventricular systole
• WHAT HAPPENS IN DIASTOLE?

  1. Atria and ventricular muscles are relaxed
  2. Blood will enter the atria via the vena cava and pulmonary vein
  3. Blood flowing into the atria increases the pressure in it
• HOW DOES BLOOD ENTER THE ATRIA?

  vena cava and pulmonary vein
• WHAT DOES DIASTOLE MEAN?

  relax