Question 1

The most abundant class of antibodies in serum is

Accepted Answer

A)  IgG. 
B)  IgM. 
C)  IgA. 
D)  IgD. 
E)  IgE. 
A)  IgG. 
B)  IgM. 
C)  IgA. 
D)  IgD. 
E)  IgE. A

Question 2

Large antibodies that agglutinate antigens are

Accepted Answer

A)  IgG. 
B)  IgM. 
C)  IgA. 
D)  IgD. 
E)  IgE. 
A)  IgG. 
B)  IgM. 
C)  IgA. 
D)  IgD. 
E)  IgE. B

Question 3

Immunity that is not due to antibodies.

Accepted Answer

A)  Innate immunity 
B)  Naturally acquired active immunity 
C)  Naturally acquired passive immunity 
D)  Artificially acquired active immunity 
E)  Artificially acquired passive immunity 
A)  Innate immunity 
B)  Naturally acquired active immunity 
C)  Naturally acquired passive immunity 
D)  Artificially acquired active immunity 
E)  Artificially acquired passive immunity A

Question 4

Figure 17.2
  
-In Figure 17.2, which areas are similar for all IgG antibodies?

Accepted Answer

A)  a and b 
B)  a and c 
C)  b and c 
D)  c and d 
E)  b and d 
A)  a and b 
B)  a and c 
C)  b and c 
D)  c and d 
E)  b and d

Question 5

Figure 17.2
  
-In Figure 17.2, which areas are different for all IgM antibodies?

Accepted Answer

A)  a and b 
B)  a and c 
C)  b and c 
D)  c and d 
A)  a and b 
B)  a and c 
C)  b and c 
D)  c and d

Question 6

The following events occur in cellular immunity. What is the third step?

Accepted Answer

A)  Antigen enters M cell 
B)  TH cells proliferate. 
C)  Antibodies are produced. 
D)  Dendritic cell takes up antigen. 
E)  TH cell produces cytokines. 
A)  Antigen enters M cell 
B)  TH cells proliferate. 
C)  Antibodies are produced. 
D)  Dendritic cell takes up antigen. 
E)  TH cell produces cytokines.

Question 7

A human's resistance to canine distemper.

Accepted Answer

A)  Innate immunity 
B)  Naturally acquired active immunity 
C)  Naturally acquired passive immunity 
D)  Artificially acquired active immunity 
E)  Artificially acquired passive immunity 
A)  Innate immunity 
B)  Naturally acquired active immunity 
C)  Naturally acquired passive immunity 
D)  Artificially acquired active immunity 
E)  Artificially acquired passive immunity

Question 8

Figure 17.1
  
-In Figure 17.1, which letter on the graph indicates the patient's response to a second antigen?

Accepted Answer

A)  a 
B)  b 
C)  c 
D)  d 
E)  e 
A)  a 
B)  b 
C)  c 
D)  d 
E)  e

Question 9

Immunity due to injection of an antigen.

Accepted Answer

A)  Innate immunity 
B)  Naturally acquired active immunity 
C)  Naturally acquired passive immunity 
D)  Artificially acquired active immunity 
E)  Artificially acquired passive immunity 
A)  Innate immunity 
B)  Naturally acquired active immunity 
C)  Naturally acquired passive immunity 
D)  Artificially acquired active immunity 
E)  Artificially acquired passive immunity

Question 10

Immunity resulting from recovery from mumps.

Accepted Answer

A)  Innate immunity 
B)  Naturally acquired active immunity 
C)  Naturally acquired passive immunity 
D)  Artificially acquired active immunity 
E)  Artificially acquired passive immunity 
A)  Innate immunity 
B)  Naturally acquired active immunity 
C)  Naturally acquired passive immunity 
D)  Artificially acquired active immunity 
E)  Artificially acquired passive immunity

Question 11

The specificity of an antibody is due to

Accepted Answer

A)  Its valence. 
B)  The constant portions of the H and L chains. 
C)  The variable portions of the H and L chains. 
D)  The L chains. 
E)  The H chains. 
A)  Its valence. 
B)  The constant portions of the H and L chains. 
C)  The variable portions of the H and L chains. 
D)  The L chains. 
E)  The H chains.

Question 12

The best definition of an antigen is

Accepted Answer

A)  Something foreign in the body. 
B)  A chemical that combines with antibodies. 
C)  A chemical that elicits an antibody response and can combine with these antibodies. 
D)  A protein that combines with antibodies. 
E)  A pathogen. 
A)  Something foreign in the body. 
B)  A chemical that combines with antibodies. 
C)  A chemical that elicits an antibody response and can combine with these antibodies. 
D)  A protein that combines with antibodies. 
E)  A pathogen.

Question 13

Which of the following is not a characteristic of B cells?

Accepted Answer

A)  They have antibodies on their surfaces. 
B)  They recognize antigens associated with MHC I. 
C)  They are responsible for antibody formation. 
D)  They originate in bone marrow. 
E)  They are responsible for the memory response. 
A)  They have antibodies on their surfaces. 
B)  They recognize antigens associated with MHC I. 
C)  They are responsible for antibody formation. 
D)  They originate in bone marrow. 
E)  They are responsible for the memory response.

Question 14

Antigens coated with antibodies are susceptible to

Accepted Answer

A)  B cells. 
B)  Phagocytosis. 
C)  Helper T cells. 
D)  Further antibody attack. 
E)  None of the above. 
A)  B cells. 
B)  Phagocytosis. 
C)  Helper T cells. 
D)  Further antibody attack. 
E)  None of the above.

Question 15

Which of the following destroys virus- infected cells?

Accepted Answer

A)  TR 
B)  Dendritic cells 
C)  TC 
D)  TH 
E)  None of the above 
A)  TR 
B)  Dendritic cells 
C)  TC 
D)  TH 
E)  None of the above

Question 16

Antigen- antibody binding may result in all of the following except

Accepted Answer

A)  Complement activation. 
B)  Agglutination of the antigens. 
C)  IL- 2 production. 
D)  Neutralization of the antigen. 
E)  Opsonization of the antigen. 
A)  Complement activation. 
B)  Agglutination of the antigens. 
C)  IL- 2 production. 
D)  Neutralization of the antigen. 
E)  Opsonization of the antigen.

Question 17

Immunity due to injection of tetanus toxoid.

Accepted Answer

A)  Innate immunity 
B)  Naturally acquired active immunity 
C)  Naturally acquired passive immunity 
D)  Artificially acquired active immunity 
E)  Artificially acquired passive immunity 
A)  Innate immunity 
B)  Naturally acquired active immunity 
C)  Naturally acquired passive immunity 
D)  Artificially acquired active immunity 
E)  Artificially acquired passive immunity

Question 18

In addition to IgG, the antibodies that can fix complement are

Accepted Answer

A)  IgG. 
B)  IgM. 
C)  IgA. 
D)  IgD. 
E)  IgE. 
A)  IgG. 
B)  IgM. 
C)  IgA. 
D)  IgD. 
E)  IgE.

Question 19

The best definition of an antibody is

Accepted Answer

A)  A protein that inactivates or kills an antigen. 
B)  An immunoglobulin. 
C)  A protein made in response to an antigen that can combine with that antigen. 
D)  A serum protein. 
E)  None of the above. 
A)  A protein that inactivates or kills an antigen. 
B)  An immunoglobulin. 
C)  A protein made in response to an antigen that can combine with that antigen. 
D)  A serum protein. 
E)  None of the above.

Question 20

Newborns' immunity due to the transfer of antibodies across the placenta.

Accepted Answer

A)  Innate immunity 
B)  Naturally acquired active immunity 
C)  Naturally acquired passive immunity 
D)  Artificially acquired active immunity 
E)  Artificially acquired passive immunity 
A)  Innate immunity 
B)  Naturally acquired active immunity 
C)  Naturally acquired passive immunity 
D)  Artificially acquired active immunity 
E)  Artificially acquired passive immunity

Exam 17: Adaptive Immunity: Specific Defenses of the Host

The most abundant class of antibodies in serum is

Large antibodies that agglutinate antigens are

Immunity that is not due to antibodies.

Figure 17.2 -In Figure 17.2, which areas are similar for all IgG antibodies?

Figure 17.2 -In Figure 17.2, which areas are different for all IgM antibodies?

The following events occur in cellular immunity. What is the third step?

A human's resistance to canine distemper.

Figure 17.1 -In Figure 17.1, which letter on the graph indicates the patient's response to a second antigen?

Immunity due to injection of an antigen.

Immunity resulting from recovery from mumps.

The specificity of an antibody is due to

The best definition of an antigen is

Which of the following is not a characteristic of B cells?

Antigens coated with antibodies are susceptible to

Which of the following destroys virus- infected cells?

Antigen- antibody binding may result in all of the following except

Immunity due to injection of tetanus toxoid.

In addition to IgG, the antibodies that can fix complement are

The best definition of an antibody is

Newborns' immunity due to the transfer of antibodies across the placenta.

The Microbial World and You

Chemical Principles

Observing Microorganisms Through a Microscope

Functional Anatomy of Prokaryotic and Eukaryotic Cells

Microbial Metabolism

Microbial Growth

The Control of Microbial Growth

Microbial Genetics

Biotechnology and Recombinant DNA

Classification of Microorganisms

The Prokaryotes: Domains Bacteria and Archaea

The Eukaryotes: Fungi, Algae, Protozoa, and Helminths

Viruses, Viroids, and Prions

Principles of Disease and Epidemiology

Microbial Mechanisms of Pathogenicity

Innate Immunity: Nonspecific Defenses of the Host

Practical Applications of Immunology

Disorders Associated With the Immune System

Antimicrobial Drugs

Microbial Diseases of the Skin and Eyes

Microbial Diseases of the Nervous System

Microbial Diseases of the Cardiovascular and Lymphatic Systems

Microbial Diseases of the Respiratory System

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Microbial Diseases of the Urinary and Reproductive Systems

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