VBSC211 Final Exam Full Review Questions And
Quality Answers
Antibody effector functions - Correct Answer 1) Neutralization
2) Opsonization
3) Complement activation
Co receptor molecules of b cells - Correct Answer 1) CR2
2) CD19
3) CD81
signaling component of B cells - Correct Answer CD79A and CD79B
Cross linking of antigen and BCR - Correct Answer signal 1
Antigen activated B cell and TFH cell interaction - Correct Answer signal 2
involved in providing survival signals for naive B cells, initiation of B cell activation, and
maintenance of immunologic memory, not of hematopoietic origin - Correct Answer
follicular dendritic cells
plasma cells secrete - Correct Answer IgM
have no MHC, have no surface Ig or BCR, are not responsive to antigens, do not divide
- Correct Answer plasma cells
professional antigen presenting cells - Correct Answer B cells
takes advantage of the need for conjugate pairs between B and T cells - Correct
Answer conjugate vaccine
induce polyclonal B-cell responses at high concentrations and antigen-specific antibody
responses at low concentrations - Correct Answer TI-1 antigens
B cell activation by... requires, or is greatly enhanced by cytokines - Correct Answer
TI-2 antigens
immunoglobulins in blood - Correct Answer IgG and IgM
immunoglobulins in extracellular space - Correct Answer IgG and IgA
immunoglobulins in mucosa - Correct Answer dimeric IgA
neutralizing and opsonizing immunoglobulin - Correct Answer IgG
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