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5 Written Questions

5 Matching Questions

  1. A pyrogen is a substance that causes
  2. All of these forces help lymph to flow except
  3. This is the correct sequence of events in the humoral immune response
  4. Each immunoglobin (Ig) has ____ antigen-bonding sites
  5. autoimmune diseases are disorders in which the immune system fails to distinguish _____ from foreign ones
  1. a fever
  2. b antigen recognition- antigen presentation- clonal selection- differentiation- attack
  3. c the lymphatic node pump
  4. d two
  5. e self-antigens

5 Multiple Choice Questions

  1. natural killer (NK) cells
  2. palatine
  3. cytotoxic T cells
  4. 15%
  5. neutrophils and macrophages; opsonization

5 True/False Questions

  1. The serum used for emergeny treatment of snakebites stimulatesartifical passive immunity


  2. A person who is HIV positive and has a helper T(Th) cells count lower than ______ has aidsthey multiply and form clones of identical T cells


  3. This is the class immunoglobin that provides passive immunity to newbornsantigen recognition- antigen presentation- clonal selection- differentiation- attack


  4. These are a group of proteolytic enzymes secreted by natural killer (NK) cells.granzymes


  5. This is the only lymphatic organ with afferent lymphatic vesselslymph node


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