Question 1

The antibody-mediated immune response is most effective against ____.

Accepted Answer

A)  cancer cells 
B)  viral infected cells 
C)  bacteria circulating in the blood 
D)  normal flora 
E)  self-cells 
A)  cancer cells 
B)  viral infected cells 
C)  bacteria circulating in the blood 
D)  normal flora 
E)  self-cells C

Question 2

The HPV vaccine consists of ____.

Accepted Answer

A)  viral capsid proteins that assemble into virus-like particles 
B)  inactivated HPV 
C)  synthetic HPV 
D)  antibodies from infected patients 
E)  allergens 
A)  viral capsid proteins that assemble into virus-like particles 
B)  inactivated HPV 
C)  synthetic HPV 
D)  antibodies from infected patients 
E)  allergens A

Question 3

____ form in the bone marrow, but ____ mature in the thymus.​

Accepted Answer

A)  ​B cells; T cells 
B)  ​T cells; B cells 
C)  ​B and T cells; B cells 
D)  ​B and T cells; T cells 
E)  ​B and T cells; B and T cells 
A)  ​B cells; T cells 
B)  ​T cells; B cells 
C)  ​B and T cells; B cells 
D)  ​B and T cells; T cells 
E)  ​B and T cells; B and T cells D

Question 4

Cells of multicellular eukaryotes have receptors that can recognize approximately ____ pathogen-associated molecular patterns (PAMPs).​

Accepted Answer

A)  ​10 
B)  ​100 
C)  ​1,000 
D)  ​10,000 
E)  ​100,000 
A)  ​10 
B)  ​100 
C)  ​1,000 
D)  ​10,000 
E)  ​100,000

Question 5

Once a macrophage ingests a foreign antigen, how is the antigen presented?

Accepted Answer

A)  The antigen is embedded directly into the cell membrane of the macrophage. 
B)  The antigen is embedded in the membrane of a transport vesicle and released via exocytosis. 
C)  The antigen is attached to a receptor protein, forming a receptor-antigen complex. 
D)  The antigen is attached to MHC markers, forming a MHC-antigen complex 
E)  The antigen becomes part of the T cell membrane. 
A)  The antigen is embedded directly into the cell membrane of the macrophage. 
B)  The antigen is embedded in the membrane of a transport vesicle and released via exocytosis. 
C)  The antigen is attached to a receptor protein, forming a receptor-antigen complex. 
D)  The antigen is attached to MHC markers, forming a MHC-antigen complex 
E)  The antigen becomes part of the T cell membrane.

Question 6

If the innate immune response is not effective in neutralizing a threat, what form of immune response occurs next?​

Accepted Answer

A)  ​production of antibodies by T cells 
B)  ​phagocytosis by neutrophils 
C)  ​natural killer cells respond to sites of inflammation 
D)  ​antigen detection by antibodies 
E)  ​phagocytosis of MHC markers 
A)  ​production of antibodies by T cells 
B)  ​phagocytosis by neutrophils 
C)  ​natural killer cells respond to sites of inflammation 
D)  ​antigen detection by antibodies 
E)  ​phagocytosis of MHC markers

Question 7

Detection of allergens by mast cells causes ____.​

Accepted Answer

A)  ​release of histamine and cytokines 
B)  ​decreased mucous secretion 
C)  ​widening of the airways 
D)  ​skin rashes 
E)  ​cell-mediated immune responses 
A)  ​release of histamine and cytokines 
B)  ​decreased mucous secretion 
C)  ​widening of the airways 
D)  ​skin rashes 
E)  ​cell-mediated immune responses

Question 8

Anaphylactic shock is caused by a(n) ____.​

Accepted Answer

A)  ​overproduction of antihistamine 
B)  ​overproduction of histamines and prostaglandins 
C)  ​allergen that escapes detection by the immune system 
D)  ​cytokine storm 
E)  ​contact allergies 
A)  ​overproduction of antihistamine 
B)  ​overproduction of histamines and prostaglandins 
C)  ​allergen that escapes detection by the immune system 
D)  ​cytokine storm 
E)  ​contact allergies

Question 9

Virus-like particles ____.​

Accepted Answer

A)  ​carry viral DNA 
B)  ​are infectious 
C)  ​will elicit an immune response 
D)  ​are produced by cancer cells 
E)  ​cause cervical cancer 
A)  ​carry viral DNA 
B)  ​are infectious 
C)  ​will elicit an immune response 
D)  ​are produced by cancer cells 
E)  ​cause cervical cancer

Question 10

When macrophages bind antigens, they secrete ____ to attract more phagocytic cells.​

Accepted Answer

A)  ​more antigens 
B)  ​MHC 
C)  ​cytokines 
D)  ​antibodies 
E)  ​complement 
A)  ​more antigens 
B)  ​MHC 
C)  ​cytokines 
D)  ​antibodies 
E)  ​complement

Question 11

Which of the following is the correct order of the three lines of defense against pathogens?​

Accepted Answer

A)  ​barriers that exclude pathogens → adaptive immunity → innate immunity 
B)  ​barriers that exclude pathogens → innate immunity → adaptive immunity 
C)  ​innate immunity → adaptive immunity → barriers that exclude pathogens 
D)  ​adaptive immunity → barriers that exclude pathogens → innate immunity 
E)  ​adaptive immunity → innate immunity → barriers that exclude pathogens 
A)  ​barriers that exclude pathogens → adaptive immunity → innate immunity 
B)  ​barriers that exclude pathogens → innate immunity → adaptive immunity 
C)  ​innate immunity → adaptive immunity → barriers that exclude pathogens 
D)  ​adaptive immunity → barriers that exclude pathogens → innate immunity 
E)  ​adaptive immunity → innate immunity → barriers that exclude pathogens

Question 12

Match the process with the proper description.
-sticky substance secreted by epithelial linings of internal surfaces; traps microorganisms
A)inflammation
B)fever
C)phagocytosis
D)complement
E)mucus
F)surface barriers
G)allergy

Accepted Answer

The answer of Match the process with the proper description.
-sticky...

Question 13

Match the process with the proper description.
-prevent pathogens from breaching the external surfaces of the body
A)inflammation
B)fever
C)phagocytosis
D)complement
E)mucus
F)surface barriers
G)allergy

Accepted Answer

The answer of Match the process with the proper description.
-prevent...

Question 14

Why do lymph nodes swell during an infection?​

Accepted Answer

A)  ​Macrophages accumulate in them. 
B)  ​Bacteria accumulate in them. 
C)  ​T cells accumulate in them. 
D)  ​Production of lymphatic fluid increases. 
E)  ​Production of mucous increases. 
A)  ​Macrophages accumulate in them. 
B)  ​Bacteria accumulate in them. 
C)  ​T cells accumulate in them. 
D)  ​Production of lymphatic fluid increases. 
E)  ​Production of mucous increases.

Question 15

After an active cytotoxic T cell binds to an ailing cell, it releases toxins that ____.

Accepted Answer

A)  poke holes in the cell and cause it to die 
B)  bind to the cell and prevent it from harming other self-cells 
C)  attract macrophages to the cell 
D)  attract antibodies directed at self-cells 
E)  stimulate inflammation 
A)  poke holes in the cell and cause it to die 
B)  bind to the cell and prevent it from harming other self-cells 
C)  attract macrophages to the cell 
D)  attract antibodies directed at self-cells 
E)  stimulate inflammation

Question 16

Match the white blood cell type with the proper description.
-​phagocytes that develop from monocytes and patrol tissues
A)macrophage
B)neutrophil
C)T lymphocyte
D)B lymphocyte
E)mast cell
F)dendritic cell

Accepted Answer

The answer of Match the white blood cell type with...

Question 17

White blood cells that patrol interstitial fluid, phagocytize almost everything except uninjured body cells, and secrete cytokines to alert the adaptive immune system to threats are known as ____.​

Accepted Answer

A)  ​neutrophils 
B)  ​macrophages 
C)  ​T lymphocytes 
D)  ​dendritic cells 
E)  ​eosinophils 
A)  ​neutrophils 
B)  ​macrophages 
C)  ​T lymphocytes 
D)  ​dendritic cells 
E)  ​eosinophils

Question 18

Effector B cells secrete antibodies that are ____ those produced by the original B cell from which they arose, which then ____.

Accepted Answer

A)  identical to; flag antigens for phagocytosis and prevent them from attaching to body cells 
B)  different than; help antigens attach to body cells 
C)  Identical to; prevent antigens from clumping together 
D)  different than; present them on the surface of dendritic cells 
E)  in addition to; flag antigens for elimination by urination 
A)  identical to; flag antigens for phagocytosis and prevent them from attaching to body cells 
B)  different than; help antigens attach to body cells 
C)  Identical to; prevent antigens from clumping together 
D)  different than; present them on the surface of dendritic cells 
E)  in addition to; flag antigens for elimination by urination

Question 19

To activate the cell-mediated immune response, which event must occur?

Accepted Answer

A)  A naïve helper T cell must bind to an antigen-presenting dendritic cell. 
B)  A naïve B cell must be activated in order to activate the effector helper T cell. 
C)  A free bacterium must pass through a lymph node where it will directly activate the effector helper T cell. 
D)  A damaged or infected body cell must pass through a lymph node in order to activate T cells. 
E)  Antibodies must bind to naïve helper T cells. 
A)  A naïve helper T cell must bind to an antigen-presenting dendritic cell. 
B)  A naïve B cell must be activated in order to activate the effector helper T cell. 
C)  A free bacterium must pass through a lymph node where it will directly activate the effector helper T cell. 
D)  A damaged or infected body cell must pass through a lymph node in order to activate T cells. 
E)  Antibodies must bind to naïve helper T cells.

Question 20

Inflammation, complement proteins, and phagocytes are part of ____ immunity.

Accepted Answer

A)  adaptive 
B)  innate 
C)  antibody-mediated 
D)  cell-mediated 
E)  surface barrier 
A)  adaptive 
B)  innate 
C)  antibody-mediated 
D)  cell-mediated 
E)  surface barrier

Exam 23: Immunity

The antibody-mediated immune response is most effective against ____.

The HPV vaccine consists of ____.

____ form in the bone marrow, but ____ mature in the thymus.​

Cells of multicellular eukaryotes have receptors that can recognize approximately ____ pathogen-associated molecular patterns (PAMPs).​

Once a macrophage ingests a foreign antigen, how is the antigen presented?

If the innate immune response is not effective in neutralizing a threat, what form of immune response occurs next?​

Detection of allergens by mast cells causes ____.​

Anaphylactic shock is caused by a(n) ____.​

Virus-like particles ____.​

When macrophages bind antigens, they secrete ____ to attract more phagocytic cells.​

Which of the following is the correct order of the three lines of defense against pathogens?​

Match the process with the proper description. -sticky substance secreted by epithelial linings of internal surfaces; traps microorganisms A)inflammation B)fever C)phagocytosis D)complement E)mucus F)surface barriers G)allergy

Match the process with the proper description. -prevent pathogens from breaching the external surfaces of the body A)inflammation B)fever C)phagocytosis D)complement E)mucus F)surface barriers G)allergy

Why do lymph nodes swell during an infection?​

After an active cytotoxic T cell binds to an ailing cell, it releases toxins that ____.

Match the white blood cell type with the proper description. -​phagocytes that develop from monocytes and patrol tissues A)macrophage B)neutrophil C)T lymphocyte D)B lymphocyte E)mast cell F)dendritic cell

White blood cells that patrol interstitial fluid, phagocytize almost everything except uninjured body cells, and secrete cytokines to alert the adaptive immune system to threats are known as ____.​

Effector B cells secrete antibodies that are ____ those produced by the original B cell from which they arose, which then ____.

To activate the cell-mediated immune response, which event must occur?

Inflammation, complement proteins, and phagocytes are part of ____ immunity.

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Energy and Metabolism

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Releasing Chemical Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

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Prokaryotes, Protists, and Viruses

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The Biosphere and Human Effects

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How Animals Move

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form in the bone marrow, but mature in the thymus.

Cells of multicellular eukaryotes have receptors that can recognize approximately ____ pathogen-associated molecular patterns (PAMPs).

If the innate immune response is not effective in neutralizing a threat, what form of immune response occurs next?

Detection of allergens by mast cells causes ____.

Anaphylactic shock is caused by a(n) ____.

Virus-like particles ____.

When macrophages bind antigens, they secrete ____ to attract more phagocytic cells.

Which of the following is the correct order of the three lines of defense against pathogens?

Why do lymph nodes swell during an infection?

Match the white blood cell type with the proper description. -phagocytes that develop from monocytes and patrol tissues A)macrophage B)neutrophil C)T lymphocyte D)B lymphocyte E)mast cell F)dendritic cell

White blood cells that patrol interstitial fluid, phagocytize almost everything except uninjured body cells, and secrete cytokines to alert the adaptive immune system to threats are known as ____.

Effector B cells secrete antibodies that are those produced by the original B cell from which they arose, which then .