Question 1

Meningitis is infection of the

Accepted Answer

A)   membrane covering the brain and spinal cord.
B)   bone marrow and lymphatic tissue.
C)   alveoli in the lungs.
D)   lining of the gastrointestinal tract.E) A) and D)
F) C) and D)

Question 2

Pathogens can enter the body through penetration of skin, by inhalation, or by ingestion.

Accepted Answer

A) True 
 B)False

Question 3

Rocky Mountain spotted fever and typhus are caused by rickettsia.

Accepted Answer

A) True 
 B)False

Question 4

All the following are childhood viral illnesses that have waned in Canada, EXCEPT

Accepted Answer

A)   mumps.
B)   measles.
C)   influenza.
D)   rubella.E) B) and C)
F) C) and D)

Question 5

Pertussis is another name for whooping cough.

Accepted Answer

A) True 
 B)False

Question 6

The two main types of lymphocytes are T cells and B cells.

Accepted Answer

A) True 
 B)False

Question 7

The use of over-the-counter antihistamines is a form of immunotherapy.

Accepted Answer

A) True 
 B)False

Question 8

Encephalitis is characterized by all the following, EXCEPT:

Accepted Answer

A)   inflammation of the brain.
B)   lethargy.
C)   nausea.
D)   vomitingE) A) and C)
F) A) and B)

Question 9

Which of the following are examples of cytokines?

Accepted Answer

A)   histamines and interleukins
B)   interleukins and interferons
C)   interferons and gamma globulin
D)   gamma globulin and histaminesE) B) and C)
F) None of the above

Question 10

Lymph nodes

Accepted Answer

A)   produce enzymes in the lymph.
B)   are where macrophages congregate and filter pathogens from the lymph.
C)   produce antibodies and antigens.
D)   are part of the respiratory system.E) None of the above
F) B) and D)

Question 11

Which of the following statements is TRUE regarding antibody-mediated immune response?

Accepted Answer

A)   Antibodies work against infected body cells.
B)   It is carried out by T cells.
C)   Antibodies produce killer T cells.
D)   Antibodies work against bacteria and viruses outside of body cells.E) C) and D)
F) B) and D)

Question 12

Approximately how many hospitalizations result from influenza each year in Canada?

Accepted Answer

A)   5,000
B)   8,000
C)   12,000
D)   20,000E) B) and D)
F) B) and C)

Question 13

Scarlet fever is characterized by all the following, EXCEPT:

Accepted Answer

A)   impetigo.
B)   superficial skin infection.
C)   sore throat
D)   light red tongueE) A) and B)
F) B) and D)

Question 14

Warts on the hands are caused by infection with a type of

Accepted Answer

A)   virus.
B)   bacterium.
C)   prion.
D)   fungus.E) B) and C)
F) All of the above

Question 15

Approximately _____ percent of Canadians who are chronically infected with hepatitis C are unaware they have it.

Accepted Answer

A)   14
B)   24
C)   34
D)   44E) A) and B)
F) A) and C)

Question 16

Define pathogen and trace the chain of infection through its various steps. Give at least three strategies for breaking the chain of infection.

Accepted Answer

Answers will vary
Co...

Question 17

Malaria can cause severe anemia.

Accepted Answer

A) True 
 B)False

Question 18

A common bacterium found on the skin in healthy people, but capable of causing infection if it enters the body, is

Accepted Answer

A)   streptococcus.
B)   staphylococcus.
C)   mycoplasma.
D)   spirochete.E) A) and B)
F) B) and C)

Question 19

Which of the following infections is transmitted by a mosquito bite?

Accepted Answer

A)  E.coli O157:H7
B)   West Nile virus
C)   new variant Creutzfeldt-Jakob disease
D)   hantavirusE) None of the above
F) A) and B)

Question 20

Which of the following statements is TRUE regarding the common cold?

Accepted Answer

A)   It may be caused by any or more than 200 different bacteria.
B)   It may be caused by exposure to cold weather.
C)   Most colds occur during the summer months.
D)   It may be caused by any or more than 200 different viruses, and most colds occur during the fall and winter months.E) A) and B)
F) A) and C)

Exam 9: Immunity and Infection

Which of the following infections is transmitted by a mosquito bite?

Correct AnswerverifiedShow Answer

Meningitis is infection of the

Correct AnswerverifiedShow Answer

Pertussis is another name for whooping cough.

Correct AnswerverifiedShow Answer

Approximately how many hospitalizations result from influenza each year in Canada?

Correct AnswerverifiedShow Answer

The use of over-the-counter antihistamines is a form of immunotherapy.

Correct AnswerverifiedShow Answer

Encephalitis is characterized by all the following, EXCEPT:

Correct AnswerverifiedShow Answer

A common bacterium found on the skin in healthy people, but capable of causing infection if it enters the body, is

Correct AnswerverifiedShow Answer

The two main types of lymphocytes are T cells and B cells.

Correct AnswerverifiedShow Answer

Which of the following are examples of cytokines?

Correct AnswerverifiedShow Answer

Which of the following statements is TRUE regarding antibody-mediated immune response?

Correct AnswerverifiedShow Answer

All the following are childhood viral illnesses that have waned in Canada, EXCEPT

Correct AnswerverifiedShow Answer

Approximately _____ percent of Canadians who are chronically infected with hepatitis C are unaware they have it.

Correct AnswerverifiedShow Answer

Lymph nodes

Correct AnswerverifiedShow Answer

Rocky Mountain spotted fever and typhus are caused by rickettsia.

Correct AnswerverifiedShow Answer

Malaria can cause severe anemia.

Correct AnswerverifiedShow Answer

Define pathogen and trace the chain of infection through its various steps. Give at least three strategies for breaking the chain of infection.

Correct AnswerverifiedAnswers will varyCo...View AnswerShow Answer

Which of the following statements is TRUE regarding the common cold?

Correct AnswerverifiedShow Answer

Warts on the hands are caused by infection with a type of

Correct AnswerverifiedShow Answer

Scarlet fever is characterized by all the following, EXCEPT:

Correct AnswerverifiedShow Answer

Pathogens can enter the body through penetration of skin, by inhalation, or by ingestion.

Correct AnswerverifiedShow Answer

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Co...
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