Biology 9700 · AS & A Level · The heart

The heart — practice question

What occurs in the heart at the beginning of ventricular diastole?

  • AThe semilunar valves open.
  • BThe atrioventricular valves open.
  • CThe pressure in the atria rises above the pressure in the ventricles.
  • DThe pressure in the left atrium rises more than the pressure in the right atrium.

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