M11 Flashcards
Which of the following is useful to stmiulate antibody production
a. Antiserum
b. Purified protein
c. A hapten
d. An adjuvant
D
Which genes code for an immunoglobulin heavy chain
a. One light chain gene.
B. One V gene, one J gene, one D gene.
c. One V gene, one C gene.
d. One V gene, one J gene.
E. One V gene, one J gene, one D gene, one C gene.
E
29) B2 microglobulin is an integral part of
a. IgM
b. MHC class II molecules
C. MHC class I molecules
d. T-cell antigen receptor
e. B-cell antigen receptor
C
30) Proteosoms
a. Cytoplasmic organelles that degrade exogenous antigens
B.Degrade peptide to 8-10 amino acid long
c. Degrade peptide to 13-24 amino acid long
d. Has linear like structure
c. None of the above
B
32) polymorphism in class 1 MHC occur in
A.peptide binding region
b. Eg like region
c. The cytoplasmic region
d. a and b
e. all of the above
A
pathogen associated molecular patterns
a. are intra cytoplasmic recognition molecules
B. are fundamental to the structure of the microbe
c. are secreted molecules
d. are expressed mainly on the surface of the immune cells
c. all of the above
B
Complement 9
a. Creates rigid pores in the membrane
b. Has multiple copies
c. Acquires conformational changes when assembled
d. Is prevented by CD59 from binding
E. All of the above
E
36) Cab
A. Interacts with a receptor on the RBC’s
b. It acts as as anaplylatoxin
c. It acts as chemotactic
d. It enhances the growth of the immune complexes
A
37) CD3 complex
A.Are invariant chains
b. Has three members of chains
C.Associated with TCR by covalent bonds
d. Is critical in B cell activation
A
TCR
A.Has constant and variable regions
b. Its B chain has V.J region genes
c. Its a chain has V.D.J region genes
d. Has class switching mechanism
E. All of the above
A
