Multiple Choice Questions on Hypersensitivity Reactions

1. Allergy to penicillin is an example of
a) Type I hypersensitivity
b) Type II hypersensitivity
c) Type III hypersensitivity
d) Type IV hypersensitivity

2. Type IV hypersensitivity is also called as
a) immediate hypersensitivity
b) delayed hypersensitivity
c) cytotoxic hypersensitivity
d) immune complex hypersensitivity
 
3. The most common class of antibody involved in type II hypersensitivity is
a) IgG
b) IgM
c) IgE
d) IgD

4 T helper cell mediated hypersensitivity is
a) Type I hypersensitivity
b) Type II hypersensitivity
c) Type III hypersensitivity
d) Type IV hypersensitivity 

5. Type III hypersensitivity is triggered by
a) mast cells and IgE
b) K cells and IgG
c) deposition of antigen antibody complexes
d) Th cells

6. Autoimmune hemolytic anemia (AHA) is an example of
a) Type I hypersensitivity
b) Type II hypersensitivity
c) Type III hypersensitivity
d) Type IV hypersensitivity  

7. “Wheal and flare” reaction is characteristic reaction associated with identification of
a) Type I hypersensitivity
b) Type II hypersensitivity
c) Type III hypersensitivity
d) Type IV hypersensitivity 

8. K cells and IgG mediated hypersensitivity is
a) Type I hypersensitivity
b) Type II hypersensitivity
c) Type III hypersensitivity
d) Type IV hypersensitivity 

9. Antibody dependant cytotoxicity is associated with
a) Type I hypersensitivity
b) Type II hypersensitivity
c) Type III hypersensitivity
d) Type IV hypersensitivity 

10. Allergies to sea foods, eggs etc is an example of
a) Type I hypersensitivity
b) Type II hypersensitivity
c) Type III hypersensitivity
d) Type IV hypersensitivity 
Learn more:

• MCQ Quiz on Antibody
• Quiz on Immunology
• MCQ Quiz on Hypersensitivity

Answers:

1. a) Type I hypersensitivity
2. b) delayed hypersensitivity
3. a) IgG
4. d) Type IV hypersensitivity 
5. c) deposition of antigen antibody complexes
6. b) Type II hypersensitivity
7. a) Type I hypersensitivity
8. b) Type II hypersensitivity
9. b) Type II hypersensitivity
10. a) Type I hypersensitivity