Normal Immune Response

Question 1

Which of the following is NOT a part of the innate immune response?

a) dendritic cells
b) epithelia
c) NK cells
d) mast cells
e) B-lymphocytes

Answer 1

e)

Question 2

Match.

a) Helper T cells
b) Cytotoxic T cells
c) regulatory T lymphocytes

1) limit immune responses to prevent rxn against self antigens
2) stimulate B lymphocytes to make antibodies & activate other leukocytes
3) kill infected cells

Answer 2

a) 2)
b) 3)
c) 1)

Question 3

What are the most important antigen-presenting cells for initiating T-cell responses against protein antigens?

a) macrophages
b) lymphocytes
c) dendritic cells
d) NK cells

Answer 3

c)

Question 4

Which of the following is NOT a peripheral lymphoid organ?

a) lymph node
b) spleen
c) thymus
d) tonsils
e) Peyer’s patches

Answer 4

c)

Question 5

Match.

a) Type 1 hypersensitivity
b) Type 2 hypersensitivity
c) Type 3 hypersensitivity
d) Type 4 hypersensitivity

1) deposition of Ag-Ab complexes
2) activated T cells release cytokines & cell-mediated cytotoxicity
3) production of IgG, IgM
4) production of IgE antibody

Answer 5

a) 4
b) 3
c) 1
d) 2