Question 1

A disease in which an individual's immune system attacks his or her own body's cells is called a(n)

Accepted Answer

A)  autoimmune disease.
B)  acquired immune response.
C)  antibody deficiency disease.
D)  natural immune disorder.E) None of the above
F) All of the above

Question 2

Whooping cough is a respiratory illness cause by the bacterium

Accepted Answer

A)  Escherichia coli.
B)  staphylococcus.
C)  Bordetella pertussis.
D)  streptococcus.E) B) and C)
F) None of the above

Question 3

List the five general classes of pathogens discussed in the chapter;give at least one example of a disease caused by each type of pathogen.

Accepted Answer

The five general classes of pathogens di...

Question 4

Which of the following is NOT considered a common allergen?

Accepted Answer

A)  pollen
B)  viruses
C)  molds
D)  insect stingsE) B) and C)
F) None of the above

Question 5

Generally,antibiotics are useful against

Accepted Answer

A)  influenza.
B)  colds.
C)  bacteria.
D)  viruses.E) B) and D)
F) A) and B)

Question 6

Special growth stimulants released by helper T cells that stimulate the activation and proliferation of killer T cells and B cells are

Accepted Answer

A)  cytokines.
B)  antibodies.
C)  antigens.
D)  histamines.E) B) and C)
F) C) and D)

Question 7

Toxic shock syndrome was first diagnosed in pregnant women.

Accepted Answer

A) True 
 B)False

Question 8

Single-celled organisms that often cause recurrent diseases are called

Accepted Answer

A)  viruses.
B)  parasites.
C)  protozoa.
D)  bacteria.E) None of the above
F) All of the above

Question 9

Multiple sclerosis is an example of an autoimmune disease.

Accepted Answer

A) True 
 B)False

Question 10

A microorganism that causes disease is a(n)

Accepted Answer

A)  antigen.
B)  toxin.
C)  pathogen.
D)  antibody.E) A) and B)
F) A) and C)

Question 11

Which of the following statements about the common cold is true?

Accepted Answer

A)  It may be caused by more than 200 different viruses.
B)  It may be caused by exposure to cold weather.
C)  It is most prevalent during the spring and summer months.
D)  It may be treated with antibiotics.E) C) and D)
F) A) and B)

Question 12

Which of the following is a defense mechanism specific to the respiratory tract that can be employed if cilia fail to keep out foreign particles?

Accepted Answer

A)  enzyme secretion
B)  coughing
C)  histamine production
D)  mucus membranesE) A) and B)
F) A) and C)

Question 13

Chemicals responsible for the dilation and increased permeability of blood vessels in the inflammatory response are called

Accepted Answer

A)  histamines.
B)  antigens.
C)  antibodies.
D)  lymphocytes.E) A) and C)
F) B) and C)

Question 14

A vaccine is available to prevent infection by

Accepted Answer

A)  influenza.
B)  rhinovirus.
C)  Epstein-Barr.
D)  hepatitis C.E) B) and C)
F) All of the above

Question 15

One of the best ways to break the chain of infection is to

Accepted Answer

A)  wash your hands frequently.
B)  avoid disinfectant agents when cleaning your house.
C)  get boosters for immunizations 6 months early.
D)  drink only fluoridated water.E) A) and D)
F) A) and C)

Question 16

The antibody most involved in triggering an allergic reaction is

Accepted Answer

A)  immunoglobulin E.
B)  gamma globulin.
C)  mast cells.
D)  histamine.E) A) and D)
F) All of the above

Question 17

Macrophages act as

Accepted Answer

A)  scavengers of worn-out cells.
B)  healers of damaged cells.
C)  vectors of pathogens.
D)  destroyers of infected and cancerous cells.E) B) and D)
F) All of the above

Question 18

Autoimmune diseases occur when

Accepted Answer

A)  bacteria severely damage the immune system.
B)  cancer creates an imbalance in the immune system.
C)  the body erroneously recognizes its own cells as foreign.
D)  a virus such as HIV destroys the immune system.E) A) and B)
F) B) and D)

Question 19

A marker on the surface of a foreign substance that triggers the immune response is called a(n)

Accepted Answer

A)  antibody.
B)  pathogen.
C)  antigen.
D)  enzyme.E) B) and C)
F) A) and D)

Question 20

The fungus that causes yeast infections is called

Accepted Answer

A)  Histoplasma capsulatum.
B)  Candida albicans.
C)  Coccidioides immitis.
D)  the dermatophyte fungus.E) B) and D)
F) C) and D)

Exam 17: Immunity and Infection

Macrophages act as

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Which of the following is a defense mechanism specific to the respiratory tract that can be employed if cilia fail to keep out foreign particles?

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Which of the following statements about the common cold is true?

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The fungus that causes yeast infections is called

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The antibody most involved in triggering an allergic reaction is

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Which of the following is NOT considered a common allergen?

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A disease in which an individual's immune system attacks his or her own body's cells is called a(n)

Correct AnswerverifiedShow Answer

Chemicals responsible for the dilation and increased permeability of blood vessels in the inflammatory response are called

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Multiple sclerosis is an example of an autoimmune disease.

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Single-celled organisms that often cause recurrent diseases are called

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Generally,antibiotics are useful against

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Toxic shock syndrome was first diagnosed in pregnant women.

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A microorganism that causes disease is a(n)

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Whooping cough is a respiratory illness cause by the bacterium

Correct AnswerverifiedShow Answer

A marker on the surface of a foreign substance that triggers the immune response is called a(n)

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A vaccine is available to prevent infection by

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List the five general classes of pathogens discussed in the chapter;give at least one example of a disease caused by each type of pathogen.

Correct AnswerAnswered by ExamLex AIThe five general classes of pathogens di...View AnswerShow Answer

Special growth stimulants released by helper T cells that stimulate the activation and proliferation of killer T cells and B cells are

Correct AnswerverifiedShow Answer

One of the best ways to break the chain of infection is to

Correct AnswerverifiedShow Answer

Autoimmune diseases occur when

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The five general classes of pathogens di...
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