Question 1

How many Canadians acquire infections in hospital annually?

Accepted Answer

A)   2,200
B)   22,000
C)   220,000
D)   2,200,000E) B) and D)
F) A) and D)

Question 2

A type of white blood cell that engulfs foreign organisms and infected, damaged, or aged cells is a

Accepted Answer

A)   macrophage.
B)   platelet.
C)   lymphocyte.
D)   neutrophil.E) B) and C)
F) A) and C)

Question 3

All bacteria are harmful to the body.

Accepted Answer

A) True 
 B)False

Question 4

The phase of the immune response in which suppressor T cells halt the immune response and restore the body's natural balance is

Accepted Answer

A)   Phase 1.
B)   Phase 2.
C)   Phase 3.
D)   Phase 4.E) A) and D)
F) A) and C)

Question 5

Failing to finish a prescription of antibiotics is a factor in the development of antibiotic-resistant strains of bacteria.

Accepted Answer

A) True 
 B)False

Question 6

All the following are common symptoms of H1N1 influenza, EXCEPT:

Accepted Answer

A)   fatigue
B)   sore throat
C)   muscle aches
D)   vomitingE) A) and D)
F) A) and C)

Question 7

All the following are symptoms usually present in someone with allergies, EXCEPT:

Accepted Answer

A)   sneezing.
B)   itchy eyes, nose, throat.
C)   nasal discharge.
D)   muscle aches.E) A) and C)
F) C) and D)

Question 8

Illnesses caused by viruses are the most common forms of contagious disease.

Accepted Answer

A) True 
 B)False

Question 9

All the following are symptoms usually present in someone with influenza, EXCEPT:

Accepted Answer

A)   fever.
B)   sneezing.
C)   cough.
D)   muscle aches.E) B) and D)
F) None of the above

Question 10

All the following are symptoms rarely present in someone with allergies, EXCEPT:

Accepted Answer

A)   muscle aches.
B)   fatigue.
C)   weakness.
D)   sneezing.E) C) and D)
F) B) and D)

Question 11

Streptococcus and staphylococcus are examples of

Accepted Answer

A)   rickettsiae.
B)   bacteria.
C)   viruses.
D)   parasites.E) A) and C)
F) B) and C)

Question 12

Anaphylaxis may be life threatening.

Accepted Answer

A) True 
 B)False

Question 13

All the following are strategies to prevent infections from MRSA, EXCEPT:

Accepted Answer

A)   use soap and water for about 15 seconds to wash hands.
B)   keep your hands away from your face.
C)   keep open wounds moist with a warm wet cloth/bandage.
D)   don't share personal items such as towels, razors, and tweezers.E) A) and B)
F) C) and D)

Question 14

Microscopic, single-celled organisms that often cause recurrent diseases are called

Accepted Answer

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

Question 15

Which of the following is NOT considered a common allergen?

Accepted Answer

A)   pollen
B)   viruses
C)   molds
D)   insect stingsE) All of the above
F) A) and C)

Question 16

Varicella-zoster virus causes which of the following conditions?

Accepted Answer

A)   chicken pox
B)   shingles
C)   measles
D)   chicken pox and shinglesE) C) and D)
F) B) and C)

Question 17

Approximately how many Canadians die of pneumonia and influenza annually?

Accepted Answer

A)   1600
B)   3600
C)   6600
D)   9600E) A) and D)
F) None of the above

Question 18

Hepatitis B is transmitted mainly by

Accepted Answer

A)   contaminated blood.
B)   contaminated food.
C)   organ donation.
D)   intimate sexual contact.E) A) and B)
F) A) and C)

Question 19

All the following are symptoms rarely present in someone with sinusitis, EXCEPT:

Accepted Answer

A)   muscle aches.
B)   fatigue.
C)   headache.
D)   sneezing.E) A) and B)
F) A) and C)

Question 20

Lynette has begun feeling feverish and has a sore throat. Which phase of the immune response is she experiencing?

Accepted Answer

A)   incubation
B)   prodromal
C)   clinical
D)   initialE) None of the above
F) A) and B)

Exam 9: Immunity and Infection

Illnesses caused by viruses are the most common forms of contagious disease.

Correct AnswerverifiedShow Answer

All the following are symptoms usually present in someone with allergies, EXCEPT:

Correct AnswerverifiedShow Answer

Approximately how many Canadians die of pneumonia and influenza annually?

Correct AnswerverifiedShow Answer

All the following are symptoms rarely present in someone with sinusitis, EXCEPT:

Correct AnswerverifiedShow Answer

Streptococcus and staphylococcus are examples of

Correct AnswerverifiedShow Answer

How many Canadians acquire infections in hospital annually?

Correct AnswerverifiedShow Answer

Failing to finish a prescription of antibiotics is a factor in the development of antibiotic-resistant strains of bacteria.

Correct AnswerverifiedShow Answer

All the following are common symptoms of H1N1 influenza, EXCEPT:

Correct AnswerverifiedShow Answer

All bacteria are harmful to the body.

Correct AnswerverifiedShow Answer

All the following are symptoms rarely present in someone with allergies, EXCEPT:

Correct AnswerverifiedShow Answer

Which of the following is NOT considered a common allergen?

Correct AnswerverifiedShow Answer

All the following are symptoms usually present in someone with influenza, EXCEPT:

Correct AnswerverifiedShow Answer

Lynette has begun feeling feverish and has a sore throat. Which phase of the immune response is she experiencing?

Correct AnswerverifiedShow Answer

Microscopic, single-celled organisms that often cause recurrent diseases are called

Correct AnswerverifiedShow Answer

All the following are strategies to prevent infections from MRSA, EXCEPT:

Correct AnswerverifiedShow Answer

A type of white blood cell that engulfs foreign organisms and infected, damaged, or aged cells is a

Correct AnswerverifiedShow Answer

The phase of the immune response in which suppressor T cells halt the immune response and restore the body's natural balance is

Correct AnswerverifiedShow Answer

Varicella-zoster virus causes which of the following conditions?

Correct AnswerverifiedShow Answer

Anaphylaxis may be life threatening.

Correct AnswerverifiedShow Answer

Hepatitis B is transmitted mainly by

Correct AnswerverifiedShow Answer

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