week 5 extra Q's Flashcards
(does anyone even read this?
Which of the following is expressed by B cells?
a. C3
b. C5
c. C19
d. C49
c. C19
When does Ig heavy chain gene rearrangement start?
a. pre-B
b. pro-B
b. pro-B
Which of the following is the first immunoglobulin to appear on B cell surface?
a. IgM
b. IgG
c. IgD
d. IgA
a. IgM
Which of the following B cells handle blood-borne antigens?
a. B cells in the mucosal system
b. B cells in the BM
c. B cells in the lymph node
d. B cells in the spleen
d. B cells in the spleen
When does Ig light chain gene rearrangement start?
a. pre-B
b. pro-B
a. pre-B
Which of the following helps thymocyte precursors develop in BM?
a. IL-5
b. IL-6
c. IL-7
d. IL-8
c. IL-7
What’s the state of T cells when they enter the thymus?
a. double positive
b. triple positive
c. double negative
d. triple negative
d. triple negative
How do we delete self-reactive T cells?
a. positive selection
b. negative selection
b. negative selection
Which of the following recognizes class I HLA?
a. T cells
b. B cells
a. T cells
Which of the following helper cells help activate macrophages?
a. Th1
b. Th2
a. Th1
Which of the following make holes in bacterial cells?
a. granzymes
b. perforin
c. cytokines
b. perforin
Which of the following is more likely to get a lymphoma?
a. a person with a bacterial infection
b. a person with celiac disease
b. a person with celiac disease
chronic stimulation makes more lymphoid cells and that makes mutation more likely
Which is more common?
a. hodgkins lymphoma
b. non-hodgkins lymphoma
b. non-hodgkins lymphoma
Which of the following is low grade?
a. follicular lymphoma
b. diffuse large B cells lymphoma
a. follicular lymphoma
Which of the following commonly has extranodal involvement?
a. follicular lymphoma
b. hodgkins lymphoma
c. diffuse large B cells lymphoma
c. diffuse large B cells lymphoma
Which of the following is more common?
a. follicular lymphoma
b. hodgkins lymphoma
c. diffuse large B cells lymphoma
b. hodgkins lymphoma
Which of the following is often asymptomatic?
a. follicular lymphoma
b. hodgkins lymphoma
c. diffuse large B cells lymphoma
a. follicular lymphoma
Which of the following has Reed-Sternberg cells?
a. follicular lymphoma
b. hodgkins lymphoma
c. diffuse large B cells lymphoma
b. hodgkins lymphoma