Heart Anatomy and Blood Circulation
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Questions and Answers

What is the primary function of the pericardium?

  • To prevent overfilling of the heart with blood (correct)
  • To regulate blood pressure
  • To stimulate the heart's contractions
  • To produce lymphatic fluid

    • Which valves are located between the atria and the ventricles?

  • Aortic semilunar valves
  • Pulmonary semilunar valves
  • Atrioventricular valves (correct)
  • Bicuspid valves

    • What is the function of the chordae tendineae?

  • To regulate blood flow through the heart
  • To anchor the AV valves to the papillary muscles (correct)
  • To separate the atria and ventricles
  • To stimulate the heart's contractions

    • What is unique about the cardiac muscle?

    <p>It is striated, short, fat, branched, and interconnected</p> Signup and view all the answers

    What is the pathway of blood through the heart and lungs?

    <p>Right atrium -&gt; tricuspid valve -&gt; right ventricle</p> Signup and view all the answers

    What is the function of the semilunar valves?

    <p>To prevent backflow of blood into the ventricles</p> Signup and view all the answers

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