Answers
a. T
b. F
c. F
d. T
e. T
f. T
g. T
h. T
a. T
b. T
c. F
d. F
e. T
3.
Immunological memory cells:
a. F
b. T
c. T
d. F
e. F
4.
A patient requiring a renal transplant is blood group O and his mother is
B. His
a.
T
b. T
c. F
d. T
5.
Fragment ab of the antibody molecule:
a. T
b. F
c. F
d. T
e. F
6.
Which of the following are mediators of type I hypersensitivity?
a. T
b. F
c. T
d. F
e. T
a. T
b. F
c. T
d. T
e. F
a. F
b. T
c. T
d. F
e. F
9.
Sensitized T lymphocytes which have become activated by contact with
antigen
a. T
b. F
c. F
d. F
e. F
10.
The following allergic reactions are identifiable by serum antibodies:
a. T
b. T
c. T
d. F
e. F
11.
A patient was injected with a large dose of horse antitoxin to
diphtheria. Seven
a. T
b. F
c. T
d. T
e. F
12.
In vitro tests of cell-mediated immunity include:
a. F
b. T
c. T
d. F
e. F
13.
The important reason(s) for a fall-off in Ab production following antigen
a. F
b. T
c. F
d. T
e. F
14.
The classical complement pathway induced cell membrane lesions in ‘holes
‘ and pits’ observed by electron microscopy are associated with which stage
of
a. F
b. F
c. F
d. T
e. F
15.
Complement:
a. T
b. F
c. T
d. T
e. F
a. T
b. T
c. F
d. F
e. T
17.
IgG:
a. T
b. T
c. T
d. T
a. F
b. T
c. F
d. F
19.
IgE:
a. T
b. F
c. T
d. T
e. F
f. F
g. T
h. T
i. F
j. T
20.
The following is/are important in preventing graft rejection:
a. T
b. F
c. T
d. F
a. T
b. F
c. F
d. F
e.
T
22.
In agglutination:
a. T
b. F
c. T
d. T
e. F
23.
In precipitations, soluble antibody-antigen complexes are formed when:
a. T
b. T
c. F
d. F
e. F
24.
Cell mediated immunity can be quantified by:
a. F
b. T
c. F
d. F
e. F
25.
A delayed type of hypersensitivity skin reaction:
a. T
b.
c. F
d. T
26.
Difference between T & B cells lie in:
a. T
b. F
c. F
d. T
27.
Vaccines:
a. F
b. F
c. T
d. F
e. T
28.
Haptens:
a. F
b. T
c. F
d. T
e. T
29.
Immunoglobulins:
a.
F.
b. T
c. F
d. T
e. F
30.
The difference between killed & attenuated vaccines lie in:
a. T
b T
c. T
d. T
31.
HLA antigens:
a. F
b. F
c. T
d. T
32.
Macrophages are involved in the following immunological reactions:
a. T
b. T
c. F
d. F
e. T
33.
IgM & IgG are different in terms of:
a. T
b. F
c. T
d. T
34.
A normal C4 level but decreased C3 level indicates:
a. T
b. F
c. F
d. F
35.
Tolerance:
a. T
b. T
c. F
d. T
36.
The paracortical regions of the lymph nodes are devoid of cells in:
a. T
b. F
c. F
d. T
37.
In transplantation, the following grafts are rejected:
a. F
b. T
c. T
d. T
a. T
b. F
c. T
39.
B lymphocytes:
a. F
b. F
c. T
d. T
40.
Suppressor T cells:
a. F
b. F
c. F
41.
The Fab portion participates in:
a. T
b. F
c. T
42.
The heavy chain:
a. T
b. T
c. T
d. T
43.
Acquired immunity:
a. T
b. F
c. F
d. T
e. T
44.
IgM:
a. T
b. F
c. F
d.
T
45.
True for autoimmune disease:
a. F
b. F
c. T
d. F
46.
Selective IgA deficiency:
a. T
b. F
c. T
d. F
e. F
47.
Which of the following are mediators of Type I hypersensitivity:
a. T
b. F
c. T
d. F
e. T
48.
Following are alloantigens:
a. T
b. T
c. T
d. T
e. T
49.
Found in isotype portion of a heavy chain:
a. T
b. T
c. F
d. T
e. T
50.
Fragments ab of the antibody molecule:
a. T
b. F
c. F
d. T
e. T
f. F
51.
Some of the methods in which pathogens escape the host defence systems:
a. T
b. T
c. F
d. F
e. T
52.
The following cannot be transferred passively by serum:
a. T
b. T
c. F
d. T
e. T
53.
Complement:
a. T
b. T
c. F
d. F
e. T
54.
Cell-mediated immunity:
a. F
b. T
c. T
d. T
e. F
55.
Secondary immune reaction:
a. T
b. F
c. F
d. F
e. T
56.
Vaccines:
a. F
b. F
c. T
d. T
e. F.
57.
Following cells mediate ADCC:
a. F
b. F
c. F
d. T
e. T
58.
The following are examples of Type III hypersensitivity:
a.
F
b. T
c. T
d. F
e. T
59.
Type II hypersensitivity:
a. F
b. T
c.
T.
d. T
e. T
60.
Graft enhancement mediated by:
a. T
b. F
c. T
d. F
e. F
61.
Classical and alternate complement pathways differ in:
a. F
b. F
c. T
d. F
e. T
62.
Factors predisposing to infection:
a. T
b. T
c. F
d. F
e. T
63.
Eosinophils:
a. F
b. T
c. F
d. F
e. T
64.
B lymphocytes:
a. T
b. F
c. F
d. T
e. F
65.
T lymphocytes:
a. T
b. F
c. F
d. F
66.
Gamma globulins are useful in the prevention of the following infections:
a. F
b. F
c. F
d. T
e. F
67.
Activation of complement may be induced by:
a. F
b. F
c. T
d. T
e. T
68.
T-cell function can be assessed by:
a. F
b. F
c. T
d. F.
e. T
69.
B cell function can be assessed by:
a. T
b. F
c. F
d. T
e. F
70.
C-reactive protein (CRP):
a.
b. T
c.
F
d. F
e. F
71.
The secretory IgA class of antibody:
a. F
b. F
c. T
d. T
e. T
72.
Methods used for detecting serum antibodies include:
a. T
b. F
c. T
d. T
e. F
73.
Cell-mediated responses (type 4 hypersensitivity):
a. F
b. T
c. T
d. T
e. F
74. Acute and convalescent sera are required to make a definitive serological diagnosis of infection because:
a. F
b. F
c. F
d. T
e. F
75. Are the following true or false?
a. F
b. T
c. F
d. F
e. T
76. True for complement:
a. T
b. F
c. T
d. T
e. T
77. Class-specific antigenic determinants of immunoglobulin:
a. F
b. F
c. F
d. T
e. F
78. Antibody specificity for a particular B cell:
a. T
b. T
c. F
d. F
e. T