Review In Clinical Immunology & Serology

70 Questions  I  By Mmtech_18 on March 21, 2009
This examination covers the basics of Immunology and Serology that a Medical Technology student must know. This 70-item exam has a time limit of 60 minutes only. Please enter your name in the required field.

  

Question Excerpt

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1.  In an agglutination reaction, if cells are not centrifuged long enough, which of the following might occur?
A.
B.
C.
D.
2.  Which of the following can be attributed to antigen-stimulated T cells?
A.
B.
C.
D.
3.  Which of the following plays an important role as an external defense mechanism?
A.
B.
C.
D.
4.  The most specific cells containing antigens that agglutinate with heterophile antibodies are
A.
B.
C.
D.
5.  The end of cell mediated immunity is
A.
B.
C.
D.
6.  TDT-positive cells are
A.
B.
C.
D.
7.  Which represents the main function of IgD?
A.
B.
C.
D.
8.  What special instrument is used in HLA typing?
A.
B.
C.
D.
9.  a 4% solution of RBC is needed for diagnostic testing in the laboratory. What dilution of packed red blood cells does this represent?
A.
B.
C.
D.
10.  Reaginic antibodies are
A.
B.
C.
D.
E.
11.  The best way to differentiate B cells from T cells is that
A.
B.
C.
D.
12.  The density gradient solution used for the separation of lymphocytes
A.
B.
C.
D.
13.  Vi agglutination is correlated to patients harboring
A.
B.
C.
D.
14.  In the separation of b and T cells by the nylon wool technique,
A.
B.
C.
D.
15.  Cold agglutinnins are classed as
A.
B.
C.
D.
E.
16.  The coating of particulate antigen by antibody and/or complement components that allows them to be more phagocytized readily is called:
A.
B.
C.
D.
17.  Which of the following is characteristic of the endpoint method of RID?
A.
B.
C.
D.
18.  Which of the following are found on a mature B cell?
A.
B.
C.
D.
19.  The exact binding site of an antigen is called its
A.
B.
C.
D.
20.  Agglutination of dyed bacterial cells represents which type of reaction?
A.
B.
C.
D.
21.  The CH50 test measures which of the following?
A.
B.
C.
D.
22.  If cells of an individual are not agglutinated by serum from anyone else, this represents which Lansteiner blood type?
A.
B.
C.
D.
23.  Serologic diagnosis for cryptococcus can be made by testing what specimen/s?
A.
B.
C.
D.
24.  What is the advantage of VDRL over RPR?
A.
B.
C.
D.
25.  Flagellar antigens are designated
A.
B.
C.
D.
26.  Which of the following is true about RPR and VDRL?
A.
B.
C.
D.
27.  Which of the following statemens is correct?
A.
B.
C.
D.
28.  Diabetes mellitus can be detected by typing HLA of class
A.
B.
C.
D.
29.  Which of the following is true?
A.
B.
C.
D.
30.  Which of the following domains is considered to be the foot of IgE?
A.
B.
C.
D.
31.  Which of the following would cause a false-negative result in DAT?
A.
B.
C.
D.
32.  The purpose of serum inactivation is/are
A.
B.
C.
D.
33.  Which of the following is considered to be the third line of defense against pathogens?
A.
B.
C.
D.
34.  Which of the following is incorrect?
A.
B.
C.
D.
35.  What type of immunity develops during convalescence from an infection?
A.
B.
C.
D.
36.  How much diluent needs to be added to 0.2mL of serum to make a 1:20 dilution?
A.
B.
C.
D.
37.  All of the following are true of the recognition unit except that
A.
B.
C.
D.
38.  The most abundant circulating antibody in human plasma is
A.
B.
C.
D.
E.
39.  Which of the following reagents is used to cleave a polymeric antibody at the J chain resulting to monomers?
A.
B.
C.
D.
40.  All of the following are characteristic of a good immunogen except
A.
B.
C.
D.
41.  Which of the following antigens are found on the T cell subset known as "inducers"?
A.
B.
C.
D.
42.  MHC molecules are associated with which of the following?
A.
B.
C.
D.
43.  A useful indicator of the relative infectivity of HBV is
A.
B.
C.
D.
E.
44.  What is the immune mechanism involved in Type III hypersentivity reaction?
A.
B.
C.
D.
45.  All of the following are true of IgM except that it
A.
B.
C.
D.
46.  Metchnikoff first described which of the following?
A.
B.
C.
D.
47.  IgG is sometimes referred to as incomplete antibody because
A.
B.
C.
D.
48.  Active immunity occurs in the administration of
A.
B.
C.
D.
49.  Which of the following is not true?
A.
B.
C.
D.
50.  All of the following are trye of IgE except that it
A.
B.
C.
D.
51.  Carcinoembryonic antigen is correlated with
A.
B.
C.
D.
52.  The Classical Pathway of complement activation is specific because
A.
B.
C.
D.
53.  Skin, lactic acid secretions, stomach acidity, and the motion of cilia represent which type of immunity?
A.
B.
C.
D.
54.  A positive direct Coomb's test would occur under which circumstances?
A.
B.
C.
D.
55.  Graft versus host disease is most commonly associated with which transplant?
A.
B.
C.
D.
56.  Bence Jones proteins are identical
A.
B.
C.
D.
57.  FIA was performed on a specimen form a patient with SLE. The pattern on the fluorescence microscope would be
A.
B.
C.
D.
58.  Which of the following is a primary lymphoid organ?
A.
B.
C.
D.
59.  Which of the following is correct?
A.
B.
C.
D.
60.  In an Ouchterlony immunodiffusion reaction with antigens 1 and 2, if crossed lines result, what does this indicate?
A.
B.
C.
D.
61.  the structure formed by the fusion of engulfed materials and enzymatic granules whithin a phagocytic cell is called a
A.
B.
C.
D.
62.  Inactivation of serum is done by heating at ____ for ____.
A.
B.
C.
D.
63.  Positive titer of 1/160 for OX19 Proteus antigen is considered significant in
A.
B.
C.
D.
64.  Which of the following intradermal neutralization tests is used to diagnose diphtheria?
A.
B.
C.
D.
65.  The inflammatory process is characterized by all of the following except
A.
B.
C.
D.
66.  Who developed the Side Chain Theory of antibody formation?
A.
B.
C.
D.
67.  The following adjuvant stimulate T cells except
A.
B.
C.
D.
68.  Which of the following are L chains of an antibody molecule?
A.
B.
C.
D.
69.  A negative test for VDRL but positive for FTA-ABS correlate with which of the following clinical finding?
A.
B.
C.
D.
70.  A graft from a mother to her child would be a/an
A.
B.
C.
D.
E.
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