The Human Heart

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Questions and Answers

Which chamber of the heart is responsible for pumping oxygenated blood to the body?

  • Left ventricle (correct)
  • Right ventricle
  • Left atrium
  • Right atrium

What is the function of the pericardium?

  • Encloses and protects the heart (correct)
  • Regulates heart rhythm
  • Produces red blood cells
  • Controls blood pressure

In which part of the body is the heart located?

  • Pelvis
  • Mediastinum (correct)
  • Abdomen
  • Cranium

What is the purpose of heart valves?

<p>Prevent backflow of blood (D)</p> Signup and view all the answers

What determines the rhythm of the heart's blood pumping?

<p>Pacemaker cells in the sinoatrial node (B)</p> Signup and view all the answers

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