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5 Written questions

5 Matching questions

  1. 32. The majority of T cells of the naïve lymphocyte pool wait for the encounter with foreign antigens in
  2. 22. These are a group of proteolytic enzymes secreted by natural killer (NK) cells.
  3. 39. Memory T cells can live up to
  4. 23. Complement C3b protein coats bacteria and stimulates phagocytosis by _____ in a process called _____.
  5. 49. A person who is HIV-positive and has helper T (TH) cells count lower than ______ has AIDS.
  1. a 200 cells
  2. b decades
  3. c neutrophils and macrophanges; opsonization
  4. d granzymes
  5. e the lymphatic tissues

5 Multiple choice questions

  1. impaired use
  2. natural killer (NK) cells
  3. thymus
  4. artificial passive immunity
  5. cancer cells

5 True/False questions

  1. 38. Cytotoxic T (TC) cells are like a natural killer (NK) cell because they bothmajor histocompatibility complex (MHC) protein


  2. 5. All these forces help lymph to flow exceptthe lymphatic node pump


  3. 34. Helper T (TH) cells recognize antigens when they are bound to a(n)major histocompatibility complex (MHC) protein


  4. 35. Antigen-presenting cells usually display processed antigens to T cells inthe thymus


  5. 47. Most common allergies are the result ofdecades


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