Intro to Immunology (Lymphoid tissues + antibodies) Flashcards
What are the primary lymphoid tissues?
- Hematopoietic stem cells
- Bone marrow
- Thymus
Where does B cell development and removal of self-reactive B cells occur?
A. Hematopoietic stem cells B. Bone marrow C. Thymus D. Lymph nodes E. Spleen
B. Bone marrow
Where does T cell development and removal of self-reactive T cells occur?
A. Hematopoietic stem cells B. Bone marrow C. Thymus D. Lymph nodes E. Spleen
C. Thymus
What are the secondary lymphoid tissues?
- Lymph nodes
- Spleen
- Mucosal associated lymphoid tissues (MALT)
What do B lymphocytes differentiate into to produce antibodies?
Plasma cells
Which of the following is specific for one antigen?
B lymphocytes or T lymphocytes
B lymphocytes
Which of the following activates macrophages?
B lymphocytes or T lymphocytes
T lymphocytes
Which of the following recognizes antigenic peptides presented by antigen presenting cells?
B lymphocytes or T lymphocytes
T lymphocytes
Which of the following regulates immunity?
B lymphocytes or T lymphocytes
T lymphocytes
B lymphocytes + T lymphocytes are part of the (innate/adaptive) immunity
Adaptive
Which of the following antibodies is first to respond?
A. IgA B. IgD C. IgE D. IgG E. IgM
E. IgM
Which of the following is a dimeric mucosal antibody that coats the surface of the epithelium?
A. IgA B. IgD C. IgE D. IgG E. IgM
A. IgA
Which of the following antibodies essentially gets everywhere + receives complement?
A. IgA B. IgD C. IgE D. IgG E. IgM
D. IgG
Which of the following is increased due to allergies?
A. IgA B. IgD C. IgE D. IgG E. IgM
C. IgE
What are the two major T cell populations?
CD8+ and CD4+ T cells
Which of the following kills virally infected and cancer cells as well as cells w/ intracellular bacteria?
A. CD8+ T cells
B. CD4+ T cells
A. CD8+ T cells
Which of the following helps in the development of immune responses?
A. CD8+ T cells
B. CD4+ T cells
B. CD4+ T cells
CD8+ T cells are also known as…
A. Cytotoxic T cells
B. T helper (Th) cells
A. Cytotoxic T cells
CD4+ T cells are also known as…
A. Cytotoxic T cells
B. T helper (Th) cells
B. T helper (Th) cells
Innate immunity has slow response (T/F)
False, rapid response
Innate immunity has rapid response (T/F)
True
Innate immunity is fixed (T/F)
True
Innate immunity is variable (T/F)
False, fixed
Innate immunity has limited number of specificities (T/F)
True
Th1 + Th2 cells are classified under…
A. Cytotoxic T cells
B. T helper (Th) cells
B. T helper (Th) cells
Th1 cells…
A. Activate macrophages
B. Activate B cells
C. Initiate humoral immunity
D. Initiate cell-mediated immunity
A. Activate macrophages
D. Initiate cell-mediated immunity
Th2 cells….
A. Activate B cells
B. Initiate humoral immunity
C. Activate macrophages
D. Initiate cell-mediated immunity
A. Activate B cells
B. Initiate humoral immunity
