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Post-Test
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1
Cells of the ___________ are continually being damaged and replaced.
A)dermis
B)subcutaneous layer
C)stratum corneum
D)basal layer
2
The body's external surfaces fight microbes by
A)making the surface of the skin acidic.
B)excreting lysozyme to attack bacteria.
C)producing mucus to trap microorganisms.
D)All of the above
3
Which of the following is considered a "big eater"?
A)Macrophage
B)Neutrophil
C)Natural killer cell
D)Lymphocyte
4
Every cell in the body carries special marker proteins on their surface called __________ that identify them as self.
A)interleukin-1
B)interleukin-2
C)perforin
D)MHC proteins
5
Which one of the following acts as the "alarm signal" to activate the body's immune system?
A)interleukin-1
B)B cells
C)helper T-cells
D)neutrophils
6
Complement proteins insert into infected body cells, whereas perforin molecules are free-floating in the plasma.
A)True
B)False
7
The inflammatory response involves
A)the release of chemical alarm signals in the area.
B)redness and swelling due to an increase in blood flow to the area.
C)the arrival of phagocytic white blood cells to the area.
D)All of the above
8
A fever of 102 degrees F is beneficial in a bacterial infection.
A)True
B)False
9
Which of the following are lymphocytes?
A)B-cells
B)TH
C)TS
D)TC
E)All of the above
10
A/An _______________ is a molecule that provokes a specific immune response.
A)antigen
B)antibody
C)plasma cell
D)memory cell
11
The cellular immune response is carried out by B-cells.
A)True
B)False
12
In the humoral immune response, B-cells label infected cells with _________ for destruction.
A)antigens
B)antibodies
C)plasma cells
D)T-cells
13
The primary immune response is weaker than the secondary immune response.
A)True
B)False
14
The goal of the inflammatory response is to bring phagocytic cells to a site of infection.
A)True
B)False
15
Which of the following is most critical to the production of a specific immune response?
A)Complement
B)Phagocytes
C)Lymphocytes
D)All of the above
E)None of the above
16
Both B and T lymphocytes originate in bone marrow.
A)True
B)False
17
The introduction into your body of a dead or disabled pathogen is called a/an
A)autoimmune disease.
B)vaccination.
C)agglutination.
D)immunology.
18
HIV most likely evolved from a human influenza virus.
A)True
B)False
19
Autoimmune diseases are inappropriate immune responses to harmless antigens.
A)True
B)False
20
The Human Immunodeficiency Virus (HIV) infects which of the following?
A)All body cells
B)All blood cells
C)Only red blood cells
D)Only certain white blood cells







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