Sunday, April 18, 2010

MCQ: Immunology 3

20. Pollen would most likely evoke which type of hypersensitivity response:
a. Cytotoxic (Type II) b. Immune complex (Type III) c. Cell Mediated (Type IV)
d. Immediate type (Type I)    e. latent (Type V).
21. Which hypersensitive reactions are T cell mediated?
a. Type I     b. Type II    c. Type III    d. Type IV    e. None of these
22. Which of the following bind to mast cells and cross-link, resulting in degranulation and release of histamine?
a. IgM           b. IgA             c. IgG          d. Interleukins    e. IgE
23. Theoretically, type………… blood can be donated to all persons because it lacks…………
a. O/antigens b. AB/ antibodies c. A/ antibodies d. O/antibodies
e. A/IgE
24. Type II hypersensitivities are due to:
a. IgE         b. Activation of cytotoxic T cells             c. Pollen            d. IgM
e. Mismatched blood types in transfusion
25. production of autoantibodies may be due to:
a. Emergence of mutant clones of B cells b. Production of antibodies against sequestered (hidden) tissues     c. genetic factors d. all are possible
e. None of these
26.A positive tuberculin test is an example of
a. Type I hypersensitivity b. Delayed type hypersensitivity c. acute contact dermatitis d. Eczema e. Pollen allergic response
27. Rheumatoid arthritis is an ……….disease that affects the……….
a. Allergic/ cartilage b. Autoimmune/nerves c. Autoimmune/ joints
d. Immunodeficiency/ muscles e. Allergic/ muscles
28. Contact with poison ivy would elicit which type of hypersensitivity reaction?
a. type III b. type I c. type ii d. type iv e. type v
29. A tissue graft between two people who are not genetically identical is termed a:
a.Isograft b. Homograft c. Endograft d. Enterograft e. Allograft

30. An example of a type III immune complex disease is:
a. Contact dermatitis b. Graft rejection c. Serum sickness d. Atopy
e. Allergies
31. Graft versus host disease results when the recipient lacks or has a poor immune system, and the donor organ and recipient express different:
a. HLA   b. T cells    c. Antibodies   d. Autoantibodies   e. Interleukins
32. agammaglobulinemia is an immunodeficiency disease due to a deficiency in:
a. T cells b. MHC c. IgE d. Cytokines e. B cells
33. Which disease would be most similar to AIDS in its pathology?
a. SCID          b. DiGeorge Syndrome         c. Agammaglobulinemia     d. ADA deficiency e. Kuru
34. Human immunodeficiency virus (HIV) binds specifically to which immune cell marker?
a. CD8        b. MHC         c. CDC          d. CD4            e. GP120
35. HIV has a high mutation rate due to the imprecise operation of its:
a. Viral membrane         b. CD4 receptor              c. Reverse transcriptase d. protease e. dismutase
36. Pregnancy test detects the presence of which of the following?
a. Rh           b. Human Chorionic Gonadotropoin (HCG) c        . Fetal proteins
d. Agglutination e. Depuration factor
37. Which of the following is considered an autoimmune disease?
a. rheumatoid arthritis b. AIDS c. SCID d. agammaglobulinemia e. CJD
38. A transplant between individuals of different animal species is termed a:
a. allograft b. isograft c. enterograft d. endograft e. xenograft
Answer  Keys           20. d    21. d    22. e    23. a    24. e    25. d    26. b    27. c    28. d    29. e    30. c    31. a    32. e    33. a    34. d          35. c    36. b    37. a    38. e

 Related Posts
  1.  MCQ Immunology 1
  2. MCQ Immunology 2 
  3.  MCQ Immunology: Antibodies

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