Bio 1010 - General Biology » Summer 2022 » Chapter 15 Quiz

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Question #1
A "non-self" protein that can provoke an immune response is called a(n) __________.
A.   antibody
B.   antigen
C.   colony-stimulating factor
D.   immunoglobulin
E.   interferon
Question #2
Active artificially acquired immunity is a result of __________.
A.   antibodies passed on from mother to baby through breast milk.
B.   vaccination
C.   antibodies passed on from mother to fetus through the placenta.
D.   contact with a pathogen
E.   injection of an immune serum.
Question #3
Complement proteins work by __________.
A.   phagocytosis of target cells
B.   creating an impermeable barrier
C.   neutralization of antigens
D.   producing antibodies
E.   punching holes or pores in the membranes of target cells
Question #4
Which nonspecific defense cells specialize in attacking cancer cells and virus-infected cells?
A.   helper T lymphocytes
B.   basophils
C.   plasma cells
D.   macrophages
E.   natural killer cells
Question #5
Which type of molecule is produced by virus-infected cells to communicate to noninfected cells the presence of a virus?
A.   interleukin
B.   interferon
C.   complement
D.   pyrogen
E.   antigen
Question #6
All of the following are functions of interferons, EXCEPT that __________.
A.   they are not virus-specific
B.   they interfere with viral replication in affected cells
C.   they mobilize natural killer cells
D.   they target and activate T-killer cells.
Question #7
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.   T-killer cells
B.   neutrophils
C.   macrophages
D.   natural killer cells
Question #8
Which part of immunity would saliva and mucous be a part of?
A.   adaptive
B.   intrinsic
C.   chemical barrier
D.   innate
Question #9
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 mutates
B.   it cell divides
C.   it commits intrinsic apoptosis
D.   it releases cytokines

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