Cardiovascular System Quiz
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Questions and Answers

What is the weight of the heart in females?

  • 150 g
  • 300 g
  • 200 g
  • 250 g (correct)

    • How are the chambers of the heart separated on its surface?

  • By valves
  • By smooth continuous surface
  • By ridges
  • By grooves/sulci (correct)

    • Where is the heart located?

  • Abdominal cavity
  • Left lung
  • Middle mediastinum (correct)
  • Right lung

    • What are the three layers that make up the structure of the heart?

    <p>Outer Epicardium, Middle Myocardium, Inner Endocardium</p> Signup and view all the answers

    Which chamber of the heart has a thinner wall?

    <p>Right ventricle</p> Signup and view all the answers

    How many chambers does the heart have and what are they?

    <p>The heart has 4 chambers - 2 atria and 2 ventricles (left and right)</p> Signup and view all the answers

    What are the dimensions of the heart provided in the text?

    <p>Length, width, and height</p> Signup and view all the answers

    What are the ear-like extensions present in both atria called?

    <p>Auricles (left and right)</p> Signup and view all the answers

    How is the heart positioned in the thoracic cavity?

    <p>Obliquely behind the body of the sternum and adjoining parts of the costal cartilages, with 1/3rd to the right and 2/3rds to the left of the median plane</p> Signup and view all the answers

    Which ventricle of the heart has a thinner wall, and in what ratio is it thinner than the other ventricle?

    <p>The wall of the right ventricle is thinner than that of the left ventricle in a 1:3 ratio</p> Signup and view all the answers

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