Block 2 Immunology Quiz Questions

45 Questions | Total Attempts: 200

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Immunology Quizzes & Trivia

Questions and Answers
  • 1. 
    Which of the following represents an important anatomic barrier to infection by microorganisims?
    • A. 

      Lymphocytes

    • B. 

      Interferons

    • C. 

      Mucous membranes

    • D. 

      Kinin system

  • 2. 
    Which of the following is NOT an example of an innate immune mechanisms?
    • A. 

      Interferons

    • B. 

      Complement

    • C. 

      Phagocytes

    • D. 

      T cell receptors

  • 3. 
    Which of the following classes of MHC proteins are produced only by antigen presenting cells?
    • A. 

      Class I

    • B. 

      Class II

    • C. 

      Class III

    • D. 

      Class II & Class III

  • 4. 
    All of the following would be classified as cytokines, except:
    • A. 

      Interleukins

    • B. 

      Kinins

    • C. 

      Tumor necrosis factors

    • D. 

      Interferons

  • 5. 
    TcRs are present in the cell membrane of:
    • A. 

      All mature null cells

    • B. 

      All mature lymphocytes

    • C. 

      All mature T lymphocytes

    • D. 

      All mature monocytes

  • 6. 
    The specific portion of an antigen that is recognized by an antibody or TcR is termed:
    • A. 

      The agretope

    • B. 

      The MHC

    • C. 

      The epitope

    • D. 

      The CD

  • 7. 
    A group of serum proteins that participates in an enzymatic cascade which ultimately results in cell lysis:
    • A. 

      Complement system

    • B. 

      Fibrinolytic system

    • C. 

      Kinin system

    • D. 

      Clotting system

  • 8. 
    A hydrolytic enzyme found within mucous secretions which has the ability to degrade the peptidoglycan cell wall of gram + bacteria:
    • A. 

      Interferon

    • B. 

      Histamine

    • C. 

      Complement

    • D. 

      Lysozyme

  • 9. 
    The uptake of particulate material by a cell is termed:
    • A. 

      Phagocytosis

    • B. 

      Pinocytosis

    • C. 

      Apoptosis

    • D. 

      Receptor-mediated endocytosis

  • 10. 
    Which of the following cells do NOT function as APCs?
    • A. 

      B lymphocytes

    • B. 

      Macrophages

    • C. 

      Neutrophils

    • D. 

      Interdigitating dendritic cells

  • 11. 
    In an inflammatory response, which of the following physiological events occurs first:
    • A. 

      Influx of phagocytic cells to the site of injury or infection

    • B. 

      Increased capillary permeability leading to edema

    • C. 

      Constriction of the blood vessels carrying blood away from the site of injury or infection

    • D. 

      Vasodilation of the capillary network leading to the site of injury or infection

  • 12. 
    C reactive protein is classified as:
    • A. 

      A cytokine

    • B. 

      A chemokine

    • C. 

      An acute-phase protein

    • D. 

      A kinin

  • 13. 
    Fibrin is produced during:
    • A. 

      The kinin cascade

    • B. 

      The clotting cascade

    • C. 

      The complement cascade

    • D. 

      The fibrinolytic cascade

  • 14. 
    The kinin cascade, clotting cascade, and fibrinolytic cascade are all activated by a substance known as:
    • A. 

      Plasmin

    • B. 

      Bradykinin

    • C. 

      Prostaglandin

    • D. 

      Hageman Factor

  • 15. 
    Prostaglandins and leukotrienes are classifed as:
    • A. 

      Lipid inflammatory mediators

    • B. 

      Kinins

    • C. 

      Acute phase proteins

    • D. 

      Chemokines

  • 16. 
    The most abundant leucocyte in the blood of normal humans is the:
    • A. 

      Monocyte

    • B. 

      neutrophil

    • C. 

      Eosinophil

    • D. 

      Lymphocyte

  • 17. 
    What is an opsonin?
    • A. 

      A chemotactic factor

    • B. 

      A substance that enhances phagocytosis

    • C. 

      A cytokine

    • D. 

      A hydrolytic enzyme

  • 18. 
    Which of the following cell types are known to have Fc receptors on their surface?
    • A. 

      Eosinophil

    • B. 

      Macrophages

    • C. 

      Basophils

    • D. 

      All of the above

  • 19. 
    The functional equivalent to the Bursa of Fabricius in humans is:
    • A. 

      The spleen

    • B. 

      The thymus

    • C. 

      The bone marrow

    • D. 

      The appendix

  • 20. 
    The thymus is considered to be:
    • A. 

      A primary lymphoid organ

    • B. 

      A secondary lymphoid organ

    • C. 

      A reticuloendothelial organ

    • D. 

      A specialized lymph node

  • 21. 
    In which area of the lymph node are considered to be “T cell rich”?
    • A. 

      Primary follicles

    • B. 

      Medulla

    • C. 

      Paracortex

    • D. 

      Germinal centers

  • 22. 
    CD8 is a glycoprotein found on:
    • A. 

      All lymphocytes

    • B. 

      B cells

    • C. 

      Cytotoxic T cells

    • D. 

      Helper T cells

  • 23. 
    In addition to T cells and B cells, there is a third category of cells in the lymphocyte lineage known as:
    • A. 

      Monocytes

    • B. 

      Null cells

    • C. 

      Granulocytes

    • D. 

      Megakaryocytes

  • 24. 
    Antibody-secreting cells are called:
    • A. 

      Plasma cells

    • B. 

      T cell blasts

    • C. 

      Macrophages

    • D. 

      B lymphoblasts

  • 25. 
    Anti-viral proteins produced by virally infected cells are termed:
    • A. 

      Complement

    • B. 

      Lysozyme

    • C. 

      Interferon

    • D. 

      Major basic proteins

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