Bio 2010 - Microbiology » Summer 2021 » Chapter 15 Quiz (C)
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Question #1
Which part of immunity would saliva and mucous be a part of?
A.
chemical barrier
B.
innate
C.
intrinsic
D.
adaptive
Question #2
Which nonspecific defense cells specialize in attacking cancer cells and virus-infected cells?
A.
macrophages
B.
natural killer cells
C.
plasma cells
D.
basophils
E.
helper T lymphocytes
Question #3
Active artificially acquired immunity is a result of __________.
A.
vaccination
B.
injection of an immune serum.
C.
antibodies passed on from mother to baby through breast milk.
D.
antibodies passed on from mother to fetus through the placenta.
E.
contact with a pathogen
Question #4
All of the following are functions of interferons, EXCEPT that __________.
A.
they target and activate T-killer cells.
B.
they mobilize natural killer cells
C.
they interfere with viral replication in affected cells
D.
they are not virus-specific
Question #5
Complement proteins work by __________.
A.
creating an impermeable barrier
B.
phagocytosis of target cells
C.
producing antibodies
D.
punching holes or pores in the membranes of target cells
E.
neutralization of antigens
Question #6
Which type of molecule is produced by virus-infected cells to communicate to noninfected cells the presence of a virus?
A.
pyrogen
B.
antigen
C.
interferon
D.
interleukin
E.
complement
Question #7
A "non-self" protein that can provoke an immune response is called a(n) __________.
A.
immunoglobulin
B.
interferon
C.
antigen
D.
colony-stimulating factor
E.
antibody
Question #8
We discussed Pathogen Associated Molecular Patterns (PAMPS) and their relationship with pattern recognition receptors (PRRs). How does the immune cell respond to activation of its pattern recognition receptors?
A.
it commits intrinsic apoptosis
B.
it mutates
C.
it cell divides
D.
it releases cytokines
Question #9
Which of the following cells would NOT be present at the FIRST encounter with a pathogen that happened to bypass one of our chemical or physical barriers?
A.
natural killer cells
B.
neutrophils
C.
macrophages
D.
T-killer cells
Question #10
Which statement below is characteristic of a secondary immune response?
A.
It occurs much more rapidly than a primary response.
B.
It occurs only in the spleen.
C.
It triggers fever.
D.
It results in less antibody secretion.
E.
It results in less memory cell circulation.
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