Other questions in this quiz

2. atrioventricular valves

  • prevent back flow of blood into the atria
  • prevent back flow of blood into the ventricles

3. Which blood vessel carries blood to the heart from the lungs?

  • pulmonary vein
  • vena cava

4. Definition of myogenic

  • it can contract and relax without receiving nerve signals, it is self contracting
  • it cannot contract and relax without receiving nerve signals

5. semi-lunar valves

  • prevent back flow of blood into the ventricles
  • prevent back flow of blood into the atria

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