Question 1

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 2

The production of interferons at an infection site is critical for chemotaxis.

Accepted Answer

A) True 
 B)False

Question 3

A Treg cell deficiency could result in

Accepted Answer

A)  autoimmunity. 
B)  transplant rejection. 
C)  increased number of bacterial infections. 
D)  increased severity of bacterial infections. 
E)  increased number of viral infections. 
A)  autoimmunity. 
B)  transplant rejection. 
C)  increased number of bacterial infections. 
D)  increased severity of bacterial infections. 
E)  increased number of viral infections.

Question 4

Memory cells do not require B cell receptors.

Accepted Answer

A) True 
 B)False

Question 5

Figure 17.2
  
-In Figure 17.2, what can attach to a host cell?

Accepted Answer

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

Question 6

Which of the following bacterial components would most likely result in B cell stimulation by T- independent antigens?

Accepted Answer

A)  ribosome 
B)  pili 
C)  flagellum 
D)  plasmid 
E)  capsule 
A)  ribosome 
B)  pili 
C)  flagellum 
D)  plasmid 
E)  capsule

Question 7

CD4+ T cells are activated by

Accepted Answer

A)  complement. 
B)  cytokines released by dendritic cells. 
C)  interaction between CD4+ and MHC II. 
D)  interaction between TCRs and MHC II. 
E)  cytokines released by B cells. 
A)  complement. 
B)  cytokines released by dendritic cells. 
C)  interaction between CD4+ and MHC II. 
D)  interaction between TCRs and MHC II. 
E)  cytokines released by B cells.

Question 8

Which of the following is NOT a characteristic of cellular immunity?

Accepted Answer

A)  B cells make antibodies. 
B)  The cells originate in bone marrow. 
C)  T cells react with antigens. 
D)  Cells are processed in the thymus gland. 
E)  It can inhibit the immune response. 
A)  B cells make antibodies. 
B)  The cells originate in bone marrow. 
C)  T cells react with antigens. 
D)  Cells are processed in the thymus gland. 
E)  It can inhibit the immune response.

Question 9

Plasma cells will eventually differentiate into memory cells.

Accepted Answer

A) True 
 B)False

Question 10

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

Accepted Answer

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

Question 11

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 12

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.

Question 13

Newborns' immunity due to the transfer of antibodies across the placenta is an example of

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 14

The following events elicit an antibody response. What is the third step?

Accepted Answer

A)  TH cell produces cytokines. 
B)  B cell is activated. 
C)  Antigen- digest goes to surface of APC. 
D)  TH cell recognizes antigen- digest and MHC II. 
E)  APC phagocytizes antigen. 
A)  TH cell produces cytokines. 
B)  B cell is activated. 
C)  Antigen- digest goes to surface of APC. 
D)  TH cell recognizes antigen- digest and MHC II. 
E)  APC phagocytizes antigen.

Question 15

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.

Question 16

Apoptosis results in significant leakage of cellular contents.

Accepted Answer

A) True 
 B)False

Question 17

What type of immunity results from transfer of antibodies from one individual to a susceptible individual by means of injection?

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

What type of immunity results from vaccination?

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 19

What type of immunity results 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 20

Cytokines released by TH1 cells

Accepted Answer

A)  kill parasites. 
B)  convert TH1 cells to TH2 cells. 
C)  convert B cells to T cells. 
D)  convert TH2 cells to TH1 cells. 
E)  activate CD8+ cells to CTLs. 
A)  kill parasites. 
B)  convert TH1 cells to TH2 cells. 
C)  convert B cells to T cells. 
D)  convert TH2 cells to TH1 cells. 
E)  activate CD8+ cells to CTLs.

Exam 17: Adaptive Immunity: Specific Defenses of the Host

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

The production of interferons at an infection site is critical for chemotaxis.

A Treg cell deficiency could result in

Memory cells do not require B cell receptors.

Figure 17.2 -In Figure 17.2, what can attach to a host cell?

Which of the following bacterial components would most likely result in B cell stimulation by T- independent antigens?

CD4+ T cells are activated by

Which of the following is NOT a characteristic of cellular immunity?

Plasma cells will eventually differentiate into memory cells.

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

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

Large antibodies that agglutinate antigens are

Newborns' immunity due to the transfer of antibodies across the placenta is an example of

The following events elicit an antibody response. What is the third step?

The most abundant class of antibodies in serum is

Apoptosis results in significant leakage of cellular contents.

What type of immunity results from transfer of antibodies from one individual to a susceptible individual by means of injection?

What type of immunity results from vaccination?

What type of immunity results from recovery from mumps?

Cytokines released by TH1 cells

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

Microbial Diseases of the Digestive System

Microbial Diseases of the Urinary and Reproductive Systems

Environmental Microbiology

Applied and Industrial Microbiology

Filters

A T_regcell deficiency could result in

CD4⁺T cells are activated by

Cytokines released by T_H1 cells