Question 1

Describe how a CD8⁺ cell can recognize and kill a virus infected cell.

Accepted Answer

CD8⁺ cells, also known as cytotoxic T ce

Question 2

The cytokine _________________ functions as a growth factor for T cells by promoting cell division.

Accepted Answer

The answer of The cytokine _________________ functions as a growth...

Question 3

CD8⁺ T cells are activated by specifically binding to an antigen displayed on the surface of an antigen presenting cell in the major histocompatibility (MHC)marker type _______.

Accepted Answer

The answer of CD8⁺ T cells are activated by specifically...

Question 4

Every mature B cell is capable of producing antibodies with:

Accepted Answer

A)  a single unique specificity. 
B)  at least a hundred specificities. 
C)  at least a thousand specificities. 
D)  at least one-hundred thousand specificities. 
E)  at least a million specificities. 
A)  a single unique specificity. 
B)  at least a hundred specificities. 
C)  at least a thousand specificities. 
D)  at least one-hundred thousand specificities. 
E)  at least a million specificities.

Question 5

The main effector function of activated CD4⁺ T cells is the secretion of cytokines.

Accepted Answer

A) True 
 B)False

Question 6

Which of these can activate T cells during the adaptive immune response?

Accepted Answer

A)  Only B cells. 
B)  B cells and macrophages. 
C)  Macrophages and dendritic cells. 
D)  B cells and dendritic cells. 
E)  B cells or macrophages or dendritic cells. 
A)  Only B cells. 
B)  B cells and macrophages. 
C)  Macrophages and dendritic cells. 
D)  B cells and dendritic cells. 
E)  B cells or macrophages or dendritic cells.

Question 7

Endogenous antigens originate in pathogen infected cells.Which of these process and present pathogen associated antigens on the cell surface?

Accepted Answer

A)  MHC I molecules 
B)  MHC II molecules 
C)  T cell receptors 
D)  interleukin-2 
E)  tumor necrosis factor alpha 
A)  MHC I molecules 
B)  MHC II molecules 
C)  T cell receptors 
D)  interleukin-2 
E)  tumor necrosis factor alpha

Question 8

Which of these are B cell receptors (BCR)able to bind? (Choose the most complete answer.)

Accepted Answer

A)  Only proteins. 
B)  Only polysaccharides. 
C)  Only lipids. 
D)  Only proteins and polysaccharides. 
E)  Proteins, polysaccharides, and lipids. 
A)  Only proteins. 
B)  Only polysaccharides. 
C)  Only lipids. 
D)  Only proteins and polysaccharides. 
E)  Proteins, polysaccharides, and lipids.

Question 9

Which of these is the antibody secreted in the largest amount by the body?

Accepted Answer

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

Question 10

The process of antigen cross presentation is especially important in:

Accepted Answer

A)  developing a strong antibody response. 
B)  developing an appropriate response to viruses that do not infect APCs. 
C)  developing an appropriate response to virus-infected APCs. 
D)  processing of exogenous antigen. 
E)  processing of endogenous antigen. 
A)  developing a strong antibody response. 
B)  developing an appropriate response to viruses that do not infect APCs. 
C)  developing an appropriate response to virus-infected APCs. 
D)  processing of exogenous antigen. 
E)  processing of endogenous antigen.

Describe how a CD8⁺ cell can recognize and kill a virus infected cell.

The cytokine _________________ functions as a growth factor for T cells by promoting cell division.

CD8⁺ T cells are activated by specifically binding to an antigen displayed on the surface of an antigen presenting cell in the major histocompatibility (MHC)marker type _______.

Every mature B cell is capable of producing antibodies with:

The main effector function of activated CD4⁺ T cells is the secretion of cytokines.

Which of these can activate T cells during the adaptive immune response?

Endogenous antigens originate in pathogen infected cells.Which of these process and present pathogen associated antigens on the cell surface?

Which of these are B cell receptors (BCR)able to bind? (Choose the most complete answer.)

Which of these is the antibody secreted in the largest amount by the body?

The process of antigen cross presentation is especially important in:

The Microbial World

Bacteria

Eukaryal Microbes

Archaea

Viruses

Cultivating Microorganisms

DNA Replication and Gene Expression

Viral Replication Strategies

Bacterial Genetic Analysis

Microbial Genomics

Regulation of Gene Expression

Microbial Biotechnology

Metabolism

Biogeochemical Cycles

Microbial Ecosystems

The Microbiology of Food and Water

Microbial Symbionts

Introduction to Infectious Diseases

Innate Host Defenses Against Microbial Invasion

Survival in the Host

Viral Pathogenesis

Eukaryal Microbe Pathogenesis

Control of Infectious Diseases

Filters

Exam 20: Adaptive Immunity

Describe how a CD8⁺ cell can recognize and kill a virus infected cell.

The cytokine _________________ functions as a growth factor for T cells by promoting cell division.

CD8⁺ T cells are activated by specifically binding to an antigen displayed on the surface of an antigen presenting cell in the major histocompatibility (MHC)marker type _______.

Every mature B cell is capable of producing antibodies with:

The main effector function of activated CD4⁺ T cells is the secretion of cytokines.

Which of these can activate T cells during the adaptive immune response?

Endogenous antigens originate in pathogen infected cells.Which of these process and present pathogen associated antigens on the cell surface?

Which of these are B cell receptors (BCR)able to bind? (Choose the most complete answer.)

Which of these is the antibody secreted in the largest amount by the body?

The process of antigen cross presentation is especially important in:

The Microbial World

Bacteria

Eukaryal Microbes

Archaea

Viruses

Cultivating Microorganisms

DNA Replication and Gene Expression

Viral Replication Strategies

Bacterial Genetic Analysis

Microbial Genomics

Regulation of Gene Expression

Microbial Biotechnology

Metabolism

Biogeochemical Cycles

Microbial Ecosystems

The Microbiology of Food and Water

Microbial Symbionts

Introduction to Infectious Diseases

Innate Host Defenses Against Microbial Invasion

Survival in the Host

Viral Pathogenesis

Eukaryal Microbe Pathogenesis

Control of Infectious Diseases

Filters