1. Chapter 17: Adaptive Immunity: Specific Defenses of the Host
Humoral Immunity
Cellular Immunity
Adaptive Immunity
Antibodies
Antigens
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FINAL ROUND

2. Topic 1: Antibodies $100 Question
How many classes of antibodies are there? 2 3 5 6
Answer = C
ANSWER
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3. Topic 1: Antibodies $100 Answer
How many classes of antibodies are there? 2 3 5 6
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4. Topic 1: Antibodies $200 Question
How many antigen-binding sites do most human antibodies have? 1 2 3 4
Answer = B
ANSWER
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5. Topic 1: Antibodies $200 Answer
How many antigen-binding sites do most human antibodies have? 1 2 3 4
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6. Topic 1: Antibodies $300 Question
A typical antibody monomer has
two identical light chains and two identical
heavy chains.
b. two different light chains and two different
c. two identical light chains and two different
d. two different light chains and two identical
Answer = A
ANSWER
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7. Topic 1: Antibodies $300 Answer
A typical antibody monomer has
two identical light chains and two identical
heavy chains.
two different light chains and two different
two identical light chains and two different
two different light chains and two identical
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8. Topic 1: Antibodies $400 Question
Generally, antibodies recognize and interact with specific regions on antigens called
binding sites.
haptens.
epitopes.
active sites.
Answer = C
ANSWER
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9. Topic 1: Antibodies $400 Answer
Generally, antibodies recognize and interact with specific regions on antigens called
a. binding sites.
b. haptens.
c. epitopes.
d. active sites.
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10. Topic 1: Antibodies $500 Question
The stem of the Y-shaped antibody monomer is called the ____ region.
constant Fc
variable
active
Answer = B
ANSWER
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11. Topic 1: Antibodies $500 Answer
The stem of the Y-shaped antibody monomer is called the ____ region.
a. constant
b. Fc
c. variable
d. active
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12. Topic 2: Antigens $100 Question
Which receptors act as warning flags of an invading organism?
B cell receptors
T cell receptors
Toll-like receptors
CD4+ receptors
Answer = C
ANSWER
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13. Topic 2: Antigens $100 Answer
Which receptors act as warning flags of an invading organism?
B cell receptors
T cell receptors
Toll-like receptors
CD4+ receptors
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14. Topic 2: Antigens $200 Question
An antigenic foreign substance that has a low molecular weight is called a(n)
allergen.
hapten.
antigenic determinant.
dimer.
Answer = B
ANSWER
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15. Topic 2: Antigens $200 Answer
An antigenic foreign substance that has a low molecular weight is called a(n)
allergen.
hapten.
antigenic determinant.
dimer.
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16. Topic 2: Antigens $300 Question
Most antigens are composed of
proteins or lipids.
lipids or large polysaccharides.
nucleic acids or lipids.
proteins or large polysaccharides.
Answer = D
ANSWER
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17. Topic 2: Antigens $300 Answer
Most antigens are composed of
proteins or lipids.
lipids or large polysaccharides.
nucleic acids or lipids.
proteins or large polysaccharides.
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18. Topic 2: Antigens $400 Question
In opsonization, antigens that are coated with antibodies are susceptible to
a. B cells.
b. T helper cells.
c. phagocytosis.
d. complement.
Answer = C
ANSWER
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19. Topic 2: Antigens $400 Answer
In opsonization, antigens that are coated with antibodies are susceptible to
a. B cells.
b. T helper cells.
c. phagocytosis.
d. complement.
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20. Topic 2: Antigens $500 Question
IgG antibodies inactivate microbes by blocking their attachment to host cells in the binding process known as
neutralization.
agglutination.
antibody-dependent cell-mediated cytotoxicity.
opsonization.
Answer = A
ANSWER
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21. Topic 2: Antigens $500 Answer
IgG antibodies inactivate microbes by blocking their attachment to host cells in the binding process known as
neutralization.
agglutination.
antibody-dependent cell-mediated cytotoxicity.
opsonization.
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22. Topic 3: Humoral Immunity $100 Question
Approximately how many genes are associated with the diversity of the human immune system for recognizing the vast amount of possible antigens?
hundreds
thousands
millions
billions
Answer = A
ANSWER
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23. Topic 3: Humoral Immunity $100 Answer
Approximately how many genes are associated with the diversity of the human immune system for recognizing the vast amount of possible antigens?
hundreds
thousands
millions
billions
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24. Topic 3: Humoral Immunity $200 Question
What is the activation and proliferation of specific B cells termed?
plasma cell selection
clonal expansion
plasma cell expansion
clonal selection
Answer = D
ANSWER
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25. Topic 3: Humoral Immunity $200 Answer
What is the activation and proliferation of specific B cells termed?
plasma cell selection
clonal expansion
plasma cell expansion
clonal selection
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26. Topic 3: Humoral Immunity $300 Question
Plasma cells are formed after the proliferation of which type of cell?
B cell
T cell
memory cell
monocyte
Answer = A
ANSWER
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27. Topic 3: Humoral Immunity $300 Answer
Plasma cells are formed after the proliferation of which type of cell?
B cell
T cell
memory cell
monocyte
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28. Topic 3: Humoral Immunity $400 Question
A collection of genes that encode molecules of genetically diverse glycoproteins found on mammalian nucleated cells is called the
complement.
antibody-complement complex.
interleukins.
major histocompatibility complex.
Answer = D
ANSWER
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29. Topic 3: Humoral Immunity $400 Answer
A collection of genes that encode molecules of genetically diverse glycoproteins found on mammalian nucleated cells is called the
complement.
antibody-complement complex.
interleukins.
major histocompatibility complex.
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30. Topic 3: Humoral Immunity $500 Question
_____ is the changing of antibody classes without changing the antigenic specificity.
Class switching
Clonal selection
Clonal specificity
Class selection
Answer = A
ANSWER
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31. Topic 3: Humoral Immunity $500 Answer
_____ is the changing of antibody classes without changing the antigenic specificity.
Class switching
Clonal selection
Clonal specificity
Class selection
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32. Topic 4: Cellular Immunity $100 Question
Maturation of the T cells takes place in the
bone marrow.
liver.
thymus.
spleen.
Answer = C
ANSWER
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33. Topic 4: Cellular Immunity $100 Answer
Maturation of the T cells takes place in the
bone marrow.
liver.
thymus.
spleen.
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34. Topic 4: Cellular Immunity $200 Question
Where are MHC II proteins found, and what cells recognize them?
all body cells; T helper cells
all body cells; T cytotoxic cells
APCs; T helper cells
APCs; T cytotoxic cells
Answer = C
ANSWER
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35. Topic 4: Cellular Immunity $200 Answer
Where are MHC II proteins found, and what cells recognize them?
a. all body cells; T helper cells
b. all body cells; T cytotoxic cells
c. APCs; T helper cells
d. APCs; T cytotoxic cells
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36. Topic 4: Cellular Immunity $300 Question
T cells are classified by certain glycoproteins on their surface called
granzymes.
endogenous antigens.
clusters of differentiation.
interleukins.
Answer = C
ANSWER
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37. Topic 4: Cellular Immunity $300 Answer
T cells are classified by certain glycoproteins on their surface called
granzymes.
endogenous antigens.
clusters of differentiation.
interleukins.
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38. Topic 4: Cellular Immunity $400 Question
Which cells combat autoimmunity as their primary function?
cytotoxic T lymphocytes
T cytotoxic cells
T helper cells
T regulatory cells
Answer = D
ANSWER
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39. Topic 4: Cellular Immunity $400 Answer
Which cells combat autoimmunity as their primary function?
a. cytotoxic T lymphocytes
b. T cytotoxic cells
c. T helper cells
d. T regulatory cells
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40. Topic 4: Cellular Immunity $500 Question
Cytotoxic T lymphocytes attach to the target cell and release
lysozymes.
perforin.
complement proteins.
lytic enzymes.
Answer =B
ANSWER
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41. Topic 4: Cellular Immunity $500 Answer
Cytotoxic T lymphocytes attach to the target cell and release
lysozymes.
perforin.
complement proteins.
lytic enzymes.
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42. Topic 5: Adaptive Immunity $100 Question
The relative amount of antibody in the serum is referred to as the
number of B cells.
differential count.
antibody titer.
T cell count.
Answer = C
ANSWER
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43. Topic 5: Adaptive Immunity $100 Answer
The relative amount of antibody in the serum is referred to as the
number of B cells.
differential count.
antibody titer.
T cell count.
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44. Topic 5: Adaptive Immunity $200 Question
The antibody that is formed in the secondary response is mostly
IgG.
IgE.
IgM.
IgA.
Answer = A
ANSWER
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45. Topic 5: Adaptive Immunity $200 Answer
The antibody that is formed in the secondary response is mostly
IgG.
IgE.
IgM.
IgA.
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46. Topic 5: Adaptive Immunity $300 Question
A person who has had measles will develop _____ immunity.
naturally acquired active
naturally acquired passive
artificially acquired active
artificially acquired passive
Answer = A
ANSWER
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47. Topic 5: Adaptive Immunity $300 Answer
A person who has had measles will develop _____ immunity.
naturally acquired active
naturally acquired passive
artificially acquired active
artificially acquired passive
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48. Topic 5: Adaptive Immunity $400 Question
A toxoid, such as the tetanus toxoid, conveys _____ immunity.
naturally acquired active
naturally acquired passive
artificially acquired active
artificially acquired passive
Answer = C
ANSWER
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49. Topic 5: Adaptive Immunity $400 Answer
A toxoid, such as the tetanus toxoid, conveys _____ immunity.
naturally acquired active
naturally acquired passive
artificially acquired active
artificially acquired passive
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50. Topic 5: Adaptive Immunity $500 Question
What type of immunity is conveyed when exposed individuals are given antibodies by injection?
naturally acquired active
naturally acquired passive
artificially acquired active
artificially acquired passive
Answer = D
ANSWER
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51. Topic 5: Adaptive Immunity $500 Answer
What type of immunity is conveyed when exposed individuals are given antibodies by injection?
naturally acquired active
naturally acquired passive
artificially acquired active
artificially acquired passive
Answer = D
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52. FINAL ROUND Question
Which antigen-presenting cells play a key role in helping your immune system differentiate self from nonself?
neutrophils
dendritic cells
memory cells
plasma cells
Answer = B
ANSWER
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53. FINAL ROUND Answer
Which antigen-presenting cells play a key role in helping your immune system differentiate self from nonself?
neutrophils
dendritic cells
memory cells
plasma cells
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