Circulation of Blood and Vascular System Quiz
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Questions and Answers

What is the main function of glomus cells located near the carotid artery and aortic arch?

  • Synthesizing phospholipids
  • Monitoring levels of oxygen, carbon dioxide, and pH (correct)
  • Regulating blood pressure
  • Producing cytokines
  • Which type of cells are adjacent to glomus cells and are described as modified Schwann cells?

  • Sheath cells (correct)
  • Endocardial cells
  • Fibroblasts
  • Mesothelial cells
  • Which layer of the heart corresponds to the epicardium and is lined with simple squamous epithelium called mesothelium?

  • Parietal pericardium (correct)
  • Pericardial cavity
  • Myocardium
  • Endocardium
  • What is the main function of mesothelium that lines the epicardium?

    <p>Reducing friction</p> Signup and view all the answers

    What do cardiac valves primarily consist of in terms of their structure?

    <p>Endocardial folds with connective tissue stroma</p> Signup and view all the answers

    Which layer of the heart wall corresponds to the fibrosa, spongiosa, and ventricularis layers?

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

    What is the origin of the visceral pericardium, similar to endothelium and involved in reducing friction?

    <p>Mesenchymal origin</p> Signup and view all the answers

    What is a key function of the fibrosa layer within the cardiac valves?

    <p>Providing tensile strength</p> Signup and view all the answers

    What is the primary function of sheath cells located near glomus cells in connective tissue?

    <p>Serving as structural support</p> Signup and view all the answers

    What is the main role of glomus cells in terms of physiological monitoring?

    <p>Monitoring gas and pH levels</p> Signup and view all the answers

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