Exploring the Heart's Chambers
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Questions and Answers

Which type of valve guards the opening between the atria and the ventricles?

  • Pulmonary valve
  • Semilunar valve
  • Right atrioventricular valve
  • Left atrioventricular valve (correct)

    • How many flaps or cusps does the right atrioventricular valve have?

  • 1
  • 3 (correct)
  • 2
  • 4

    • What is another name for the left atrioventricular valve?

  • Semilunar valve
  • Bicuspid valve (correct)
  • Pulmonary valve
  • Aortic valve

    • Where are the semilunar valves located?

    <p>In the lining of the trunk</p> Signup and view all the answers

    What is the purpose of the valves in the heart?

    <p>To permit the flow of blood in one direction only</p> Signup and view all the answers

    What anchors the flaps of the atrioventricular valves to the papillary muscles of each ventricle?

    <p>Chordae tendineae</p> Signup and view all the answers

    How many main types of valves are there in the heart?

    <p>2</p> Signup and view all the answers

    What does the term 'semilunar' refer to in relation to the semilunar valves?

    <p>The shape of the cusps</p> Signup and view all the answers

    How many cusps does the left atrioventricular valve have?

    <p>2</p> Signup and view all the answers

    Which valve is located at the entrance of the aorta?

    <p>Pulmonary valve</p> Signup and view all the answers

    Which chambers of the heart are considered the 'receiving chambers'?

    <p>Atria</p> Signup and view all the answers

    What is the function of the auricle?

    <p>To increase the capacity of each atrium</p> Signup and view all the answers

    Which structure separates the left and right chambers of the heart?

    <p>Septum</p> Signup and view all the answers

    What are the two lower chambers of the heart called?

    <p>Ventricles</p> Signup and view all the answers

    What is the function of the ventricles?

    <p>To pump blood out of the heart through the arteries</p> Signup and view all the answers

    Which chambers of the heart have thinner walls?

    <p>Atria</p> Signup and view all the answers

    Which chambers of the heart have thicker walls?

    <p>Ventricles</p> Signup and view all the answers

    What is the purpose of the interatrial septum?

    <p>To separate the two upper chambers (atria)</p> Signup and view all the answers

    What is the purpose of the interventricular septum?

    <p>To separate the left and right ventricles</p> Signup and view all the answers

    What structures sit in between the atria and ventricles, as well as in between the ventricles and the vessels?

    <p>Other structures</p> Signup and view all the answers

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