The Cardiovascular System Quiz
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Questions and Answers

What is the primary function of the cardiovascular system?

  • To send blood to the lungs for oxygenation and to the digestive system for nutrient absorption (correct)
  • To send blood to the kidneys for oxygenation and to the pancreas for nutrient absorption
  • To send blood to the brain for oxygenation and to the liver for nutrient absorption
  • To send blood to the muscles for oxygenation and to the skin for nutrient absorption
  • Where is the heart located?

  • In the pericardial cavity, surrounded by the pericardium
  • In the thoracic cavity, between the lungs, at the level of the fourth rib
  • In the abdominal cavity, between the liver and the stomach
  • In the mediastinum, extending from the second to the sixth rib, slightly left of the midline (correct)
  • Which layer of the heart acts as a cushion for protection?

  • Myocardium
  • Endocardium
  • Epicardium (correct)
  • Pericardium
  • What separates the two lower chambers of the heart?

    <p>Interventricular septum</p> Signup and view all the answers

    Which valve prevents blood from flowing back into the left atrium when the left ventricle contracts?

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

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