Human Circulatory System Quiz
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Questions and Answers

What is the function of the valves in the heart?

  • To regulate the flow of blood in the heart (correct)
  • To produce pericardial fluid
  • To separate the atria and ventricles
  • To circulate oxygen in the blood

    • Where is the heart situated in the human body?

  • Near the liver
  • In the cranial cavity
  • Between the two lungs (correct)
  • In the abdominal cavity

    • What separates the right and left atria of the heart?

  • Pericardium
  • Atrio-ventricular septum
  • Pulmonary artery
  • Inter-atrial septum (correct)

    • Which valve guards the opening between the left atrium and the left ventricle?

    <p>Bicuspid or mitral valve</p> Signup and view all the answers

    What protects the heart and encloses the pericardial fluid?

    <p>Double-walled membranous bag, pericardium</p> Signup and view all the answers

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