Blood Cell Abnormalities Quiz
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Questions and Answers

What is the main role of platelets in the blood?

  • Carrying oxygen
  • Fighting infection
  • Producing red blood cells
  • Initiating blood clot formation (correct)
  • In which condition are Heinz bodies usually associated with?

  • Anemia (correct)
  • Hypertension
  • Arthritis
  • Diabetes
  • Which type of anemia is characterized by basophilic stippling in red blood cells?

  • Hemolytic anemia
  • Sickle cell anemia
  • Thalassemia (correct)
  • Iron deficiency anemia
  • What does the presence of dacryocytes in the blood suggest?

    <p>Bone marrow fibrosis</p> Signup and view all the answers

    What is the main function of megakaryocytes in the bone marrow?

    <p>Producing platelets</p> Signup and view all the answers

    Which hormone primarily controls megakaryocyte development?

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

    What is the role of platelets in the blood clotting process?

    <p>Releasing chemicals that attract other platelets</p> Signup and view all the answers

    What stimulates the activation of Von Willebrand factor in the plug formation process?

    <p>Endothelins secreted by injured vascular endothelium</p> Signup and view all the answers

    What is the first step in the hemostasis process?

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

    What is the function of GylcoproteinIIb/IIIa (GPIIb/IIIa) in plug formation?

    <p>Attracting other platelets</p> Signup and view all the answers

    Which step involves the formation of a blood clot that traps the platelets?

    <p>Formation of a blood clot</p> Signup and view all the answers

    What triggers the coagulation cascade?

    <p>Activation of clotting factors</p> Signup and view all the answers

    What are the chemicals involved in the coagulation cascade called?

    <p>Clotting or coagulation factors</p> Signup and view all the answers

    What is the purpose of the fibrinolysis process?

    <p>Restoring blood flow</p> Signup and view all the answers

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