Hypersensitivity MCQs | Hypersensitivity Multiple Choice Questions and Answers

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Questions
1 Pollen would most likely evoke which type of hypersensitivity response:
A Immediate type (Type I)
B Cell Mediated (Type IV)
C Cytotoxic (Type II)
D Immune complex (Type III)

Answer: Immediate type (Type I)
2 Production of auto-antibodies may be due to:
A genetic factors
B Emergence of mutant clones of B cells
C Production of antibodies against sequestered (hidden) tissues
D all are possible

Answer: all are possible
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3 Rheumatoid arthritis is an ……….disease that affects the……….
A Autoimmune/ joints
B Allergic/ cartilage
C Autoimmune/nerves
D Immunodeficiency/ muscles

Answer: Autoimmune/ joints
4 A tissue graft between two people who are not genetically identical is termed a:
A Allograft
B Autograft
C Isograft
D Xenograft

Answer: Allograft
5 An example of a type III immune complex disease is:
A Serum sickness
B Atopy
C Contact dermatitis
D Graft rejection

Answer: Serum sickness
6 HIV has a high mutation rate due to the imprecise operation of its:
A Reverse transcriptase
B Viral membrane
C CD4 receptor
D protease

Answer: Reverse transcriptase
7 Allergy to penicillin is an example of
A Type IV hypersensitivity
B Type II hypersensitivity
C Type III hypersensitivity
D Type I hypersensitivity

Answer: Type I hypersensitivity
8 T helper cell mediated hypersensitivity is
A Type IV hypersensitivity
B Type I hypersensitivity
C Type II hypersensitivity
D Type III hypersensitivity

Answer: Type IV hypersensitivity
9 “Wheal and flare” reaction is characteristic reaction associated with identification of
A Type IV hypersensitivity
B Type II hypersensitivity
C Type I hypersensitivity
D Type III hypersensitivity

Answer: Type I hypersensitivity
10 K cells and IgG mediated hypersensitivity is
A Type II hypersensitivity
B Type IV hypersensitivity
C Type I hypersensitivity
D Type III hypersensitivity

Answer: Type II hypersensitivity
11 Theoretically, type………… blood can be donated to all persons because it lacks…………
A O/antibodies
B AB/ antibodies
C A/ antibodies
D O/antigens

Answer: O/antigens
12 Graft versus host disease results when the recipient lacks or has a poor immune system, and the donor organ and recipient express different:
A Autoantibodies
B T cells
C Antibodies
D HLA

Answer: HLA
13 Which disease would be most similar to AIDS in its pathology?
A DiGeorge Syndrome
B ADA deficiency
C SCID
D Agammaglobulinemia

Answer: SCID
14 Pregnancy test detects the presence of which of the following?
A Human Chorionic Gonadotropoin (HCG)
B Depuration factor
C Fetal proteins
D Agglutination

Answer: Human Chorionic Gonadotropoin (HCG)
15 Type IV hypersensitivity is also called as
A immediate hypersensitivity
B cytotoxic hypersensitivity
C immune complex hypersensitivity
D delayed hypersensitivity

Answer: delayed hypersensitivity
16 Which hypersensitivity reactions are T cell mediated?
A Type IV
B Type III
C Type I
D Type II

Answer: Type IV
17 A positive tuberculin test is an example of
A Delayed type hypersensitivity
B acute contact dermatitis
C Type I hypersensitivity
D Eczema

Answer: Delayed type hypersensitivity
18 Agammaglobulinemia is an immunodeficiency disease due to a deficiency in:
A B cells
B Cytokines
C T cells
D MHC

Answer: B cells
19 Which of the following is considered an autoimmune disease?
A Agammaglobulinemia
B Aids
C Scid
D Rheumatoid Arthritis

Answer: Rheumatoid Arthritis
20 A transplant between individuals of different animal species is termed as:
A Xenograft
B Endograft
C Allograft
D Isograft

Answer: Xenograft

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