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5 Written questions

5 Matching questions

  1. Which of the following is not a type of T cell?
  2. Which of the following does not serve as an antigen-presenting cell?
  3. Which of the following statements is a false or incorrect statement?
  4. Cancer cells and virus-infected body cells can be killed before activation of adaptive immunity by
  5. T OR F: A transfusion reaction is a subacute hypersensitivity to foreign red blood cells.
  1. a Macrophages;
    NATURAL KILLER CELLS;
    Dendritic cells;
    B cells
  2. b TRUE
  3. c natural killer cells
  4. d regulatory;
    helper;
    ANTIGENIC;
    cytotoxic
  5. e T cells and B cells become fully immunocompetent when they bind with recognized antigens;
    The lymphoid organs where lymphocytes become immunocompetent are called primary lymph organs. All other lymphoid organs are referred to as secondary lymphoid organs;
    It is our genes, not antigens, that determine what specific foreign substances our immune system will be able to recognize and resist;
    AFTER BECOMING IMMUNOCOMPETENT, THE NAIVE T CELLS AND B CELLS ARE EXPORTED TO THE BONE MARROW WHERE THE ENCOUNTERS WITH ANTIGENS OCCUR

5 Multiple choice questions

  1. to develop antibodies against various diseases
  2. chemotaxis
  3. AIDS: T helper cells are destroyed by a virus;
    Severe combined immunodeficiency syndrome (SCID): genetic defect resulting in a shortage of B and/or T cells;
    Multiple sclerosis: autoimmune disorder;
    IMMEDIATE HYPERSENSITIVITY: ALLERGIC CONTACT DERMATITIS
  4. phagocytes
  5. CD8

5 True/False questions

  1. Complement proteins and antibodies coat a microorganism and provide binding sites, enabling macrophages and neutrophils to phagocytize the organism. This phenomenon is termed ________.opsonization

          

  2. Pyrogens induce __________.fever

          

  3. What characteristic do all inflammatory chemicals share?They are all vasodilators.

          

  4. How is the cytotoxic T cell mechanism of action similar to that of complement?T cells and B cells become fully immunocompetent when they bind with recognized antigens;
    The lymphoid organs where lymphocytes become immunocompetent are called primary lymph organs. All other lymphoid organs are referred to as secondary lymphoid organs;
    It is our genes, not antigens, that determine what specific foreign substances our immune system will be able to recognize and resist;
    AFTER BECOMING IMMUNOCOMPETENT, THE NAIVE T CELLS AND B CELLS ARE EXPORTED TO THE BONE MARROW WHERE THE ENCOUNTERS WITH ANTIGENS OCCUR

          

  5. ____________ is the final step of phagocyte mobilization.Chemotaxis