Question 1

An exaggerated attack on a harmless antigen by an overly sensitive immune system is termed a(n)

Accepted Answer

A)   autoimmune disease.
B)   primary immune response.
C)   secondary immune response.
D)   allergy.
E)   innate defense stimulator.F) B) and C)
G) A) and B)

Question 2

How did researchers test if flatworms could moderate the immune system?

Accepted Answer

A)   exposing white blood cells to flatworm antigens and measuring interleukin-10 concentrations
B)   exposing white blood cells to dust mite antigens and measuring interleukin-10 concentrations
C)   exposing white blood cells to flatworm antigens and measuring histamine concentrations
D)   exposing white blood cells to dust mite antigens and measuring histamine concentrations
E)   infecting children with flatworms and looking at their number of white blood cellsF) A) and D)
G) A) and C)

Question 3

Secondary immune responses depend on and follow primary immune responses.

Accepted Answer

A) True 
 B)False

Question 4

If you were asked to plan a genetic modification of cows to increase production of macrophages,you would want to do something to increase production of the cell type known as the

Accepted Answer

A)   lymphocyte.
B)   basophil.
C)   eosinophil.
D)   monocyte.
E)   neutrophil.F) A) and D)
G) C) and E)

Question 5

Figuer: 
-What is the independent variable in this figure?

Accepted Answer

A)   number of children with allergies to dust mites
B)   amount of interleukin-10 produced
C)   number of white blood cells in the children's blood
D)   amount of antibodies in the children's blood
E)   if children were infected with flatwormsF) A) and B)
G) D) and E)

Question 6

To select mutant mice with stronger innate immunity,you might look for ones with greater concentrations of

Accepted Answer

A)   histamine.
B)   complement proteins.
C)   interleukin.
D)   interferon.
E)   epinephrine.F) D) and E)
G) A) and B)

Question 7

White blood cells are produced

Accepted Answer

A)   by mitotic division of other white blood cells.
B)   from platelets.
C)   from chondrocytes.
D)   from bone marrow stem cells.
E)   from plasma proteins.F) D) and E)
G) A) and C)

Question 8

A primary antigen-presenting cell,a cell that presents an antigen that activates a helper T cell,is a

Accepted Answer

A)   B cell.
B)   T cell.
C)   macrophage.
D)   plasma cell.
E)   chondrocyte.F) A) and C)
G) C) and D)

Question 9

Which involves adaptive cell-mediated immunity?

Accepted Answer

A)   a neutrophil killing a bacteria by direct cell-to-cell contact
B)   a cytotoxic T cell destroying a virus-infected cell
C)   antibodies produced that destroy an invading pathogen
D)   a neutrophil killing a bacteria by direct cell-to-cell contact, and a cytotoxic T cell destroying a virus-infected cell
E)   a cytotoxic T cell destroying a virus-infected cell, and antibodies produced that destroy an invading pathogenF) A) and B)
G) A) and C)

Question 10

A fever has no defense function,but only acts as a sign that an infection is present in the body.

Accepted Answer

A) True 
 B)False

Question 11

A person with a fever who has a few anthrax spores caught in the mucus membranes in their nose and antibodies binding to the flu virus is showing both passive and active immunity.

Accepted Answer

A) True 
 B)False

Question 12

When activated,__________ trigger(s) a chain reaction that punctures bacterial cell membranes.

Accepted Answer

A)   histamine
B)   interleukin
C)   ADH
D)   complement proteins
E)   epinephrineF) A) and B)
G) All of the above

Question 13

Lymph nodes have a crucial role in immunity.

Accepted Answer

A) True 
 B)False

Question 14

If an Rh- woman has three babies who are Rh+,her immune response to the third baby would be an example of a secondary immune response.

Accepted Answer

A) True 
 B)False

Question 15

The primary immune response produces memory cells that stimulate a faster immune response on a subsequent exposure to the same foreign antigen.

Accepted Answer

A) True 
 B)False

Exam 34: The Immune System

When activated,__________ trigger(s) a chain reaction that punctures bacterial cell membranes.

Correct Answer
verified

White blood cells are produced

Correct Answer
verified

A primary antigen-presenting cell,a cell that presents an antigen that activates a helper T cell,is a

Correct Answer
verified

If you were asked to plan a genetic modification of cows to increase production of macrophages,you would want to do something to increase production of the cell type known as the

Correct Answer
verified

The primary immune response produces memory cells that stimulate a faster immune response on a subsequent exposure to the same foreign antigen.

Correct Answer
verified

Figuer: -What is the independent variable in this figure?

Correct Answer
verified

An exaggerated attack on a harmless antigen by an overly sensitive immune system is termed a(n)

Correct Answer
verified

How did researchers test if flatworms could moderate the immune system?

Correct Answer
verified

Which involves adaptive cell-mediated immunity?

Correct Answer
verified

A person with a fever who has a few anthrax spores caught in the mucus membranes in their nose and antibodies binding to the flu virus is showing both passive and active immunity.

Correct Answer
verified

Lymph nodes have a crucial role in immunity.

Correct Answer
verified

Secondary immune responses depend on and follow primary immune responses.

Correct Answer
verified

A fever has no defense function,but only acts as a sign that an infection is present in the body.

Correct Answer
verified

To select mutant mice with stronger innate immunity,you might look for ones with greater concentrations of

Correct Answer
verified

If an Rh^- woman has three babies who are Rh⁺,her immune response to the third baby would be an example of a secondary immune response.

Correct Answer
verified

Exam 34: The Immune System

When activated,__________ trigger(s) a chain reaction that punctures bacterial cell membranes.

Correct AnswerverifiedShow Answer

White blood cells are produced

Correct AnswerverifiedShow Answer

A primary antigen-presenting cell,a cell that presents an antigen that activates a helper T cell,is a

Correct AnswerverifiedShow Answer

If you were asked to plan a genetic modification of cows to increase production of macrophages,you would want to do something to increase production of the cell type known as the

Correct AnswerverifiedShow Answer

The primary immune response produces memory cells that stimulate a faster immune response on a subsequent exposure to the same foreign antigen.

Correct AnswerverifiedShow Answer

Figuer: -What is the independent variable in this figure?

Correct AnswerverifiedShow Answer

An exaggerated attack on a harmless antigen by an overly sensitive immune system is termed a(n)

Correct AnswerverifiedShow Answer

How did researchers test if flatworms could moderate the immune system?

Correct AnswerverifiedShow Answer

Which involves adaptive cell-mediated immunity?

Correct AnswerverifiedShow Answer

A person with a fever who has a few anthrax spores caught in the mucus membranes in their nose and antibodies binding to the flu virus is showing both passive and active immunity.

Correct AnswerverifiedShow Answer

Lymph nodes have a crucial role in immunity.

Correct AnswerverifiedShow Answer

Secondary immune responses depend on and follow primary immune responses.

Correct AnswerverifiedShow Answer

A fever has no defense function,but only acts as a sign that an infection is present in the body.

Correct AnswerverifiedShow Answer

To select mutant mice with stronger innate immunity,you might look for ones with greater concentrations of

Correct AnswerverifiedShow Answer

If an Rh- woman has three babies who are Rh+,her immune response to the third baby would be an example of a secondary immune response.

Correct AnswerverifiedShow Answer

Correct Answer
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verified

Correct Answer
verified

Correct Answer
verified

If an Rh^- woman has three babies who are Rh⁺,her immune response to the third baby would be an example of a secondary immune response.

Correct Answer
verified