Question 1

A type of white blood cell that engulfs foreign pathogens and activate lymphocytes is a(n)

Accepted Answer

A)  antigen.
B)  platelet.
C)  vector cell.
D)  dendritic cell.E) B) and C)
F) A) and B)

Question 2

If an individual has active organisms replicating in his or her body,the individual may be contagious before experiencing any symptoms.

Accepted Answer

A) True 
 B)False

Question 3

White blood cells that directly destroy virus-infected and cancerous cells are _______________ cells.

Accepted Answer

A)  helper T
B)  suppressor T
C)  natural killer
D)  dendriticE) All of the above
F) A) and D)

Question 4

Protozoa are associated with all of the following illnesses EXCEPT

Accepted Answer

A)  giardiasis.
B)  amoebic dysentery.
C)  histoplasmosis.
D)  malaria.E) A) and B)
F) B) and D)

Question 5

The yellowing of the skin and whites of the eyes associated with hepatitis is called

Accepted Answer

A)  hemorrhage.
B)  toxic shock.
C)  jaundice.
D)  impetigo.E) C) and D)
F) A) and D)

Question 6

Lymphocytes that can get rid of cells of the body that have been invaded by foreign organisms are called

Accepted Answer

A)  killer T cells.
B)  helper T cells.
C)  suppressor T cells.
D)  memory B cells.E) B) and C)
F) A) and D)

Question 7

Pathogens must invade the body's cells to cause symptoms.

Accepted Answer

A) True 
 B)False

Question 8

Which virus can cause irreversible paralysis and death in some infected individuals?

Accepted Answer

A)  herpes
B)  poliomyelitis
C)  hepatitis
D)  influenzaE) None of the above
F) A) and D)

Question 9

Viral meningitis is more dangerous than bacterial meningitis.

Accepted Answer

A) True 
 B)False

Question 10

Anaphylaxis is a minor side effect of allergies.

Accepted Answer

A) True 
 B)False

Question 11

Examples of autoimmune disease include

Accepted Answer

A)  systemic lupus erythematosus and rheumatoid arthritis.
B)  rheumatoid arthritis and HIV.
C)  cancer and systemic lupus erythematosus.
D)  allergies and HIV.E) B) and C)
F) A) and B)

Question 12

All of the following are childhood viral illnesses that have waned in the United States EXCEPT

Accepted Answer

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

Question 13

Malaria can cause anemia.

Accepted Answer

A) True 
 B)False

Question 14

Colds are almost always transmitted by

Accepted Answer

A)  airborne respiratory droplets.
B)  hand-to-hand contact.
C)  coughing.
D)  sharing food or drink.E) None of the above
F) A) and B)

Question 15

Rocky Mountain spotted fever and typhus are caused by the rickettsia bacterium.

Accepted Answer

A) True 
 B)False

Question 16

A serum that contains antibodies produced by other human beings or animals and is injected to provide temporary immunity is called

Accepted Answer

A)  plasma.
B)  gamma globulin.
C)  an antiviral.
D)  immunotherapy.E) B) and C)
F) All of the above

Question 17

Which of the following statements about the actions of antibodies in the immune response is correct?

Accepted Answer

A)  Antibodies work against bacteria and viruses that reproduce inside body cells.
B)  Helper T cells become plasma cells that secrete antibodies.
C)  Antibodies activate helper T cells and produce killer T cells.
D)  Antibodies bind to antigens and trigger responses to them.E) All of the above
F) None of the above

Question 18

Common symptoms of Lyme disease include all of the following EXCEPT

Accepted Answer

A)  fetal damage.
B)  arthritis.
C)  ulcers.
D)  impaired coordination.E) B) and C)
F) A) and D)

Question 19

Antibodies are produced by macrophages.

Accepted Answer

A) True 
 B)False

Question 20

A vaccine is available for a common cause of pneumonia.

Accepted Answer

A) True 
 B)False

Exam 17: Immunity and Infection

Lymphocytes that can get rid of cells of the body that have been invaded by foreign organisms are called

Correct AnswerverifiedShow Answer

Malaria can cause anemia.

Correct AnswerverifiedShow Answer

If an individual has active organisms replicating in his or her body,the individual may be contagious before experiencing any symptoms.

Correct AnswerverifiedShow Answer

Protozoa are associated with all of the following illnesses EXCEPT

Correct AnswerverifiedShow Answer

Rocky Mountain spotted fever and typhus are caused by the rickettsia bacterium.

Correct AnswerverifiedShow Answer

Common symptoms of Lyme disease include all of the following EXCEPT

Correct AnswerverifiedShow Answer

Viral meningitis is more dangerous than bacterial meningitis.

Correct AnswerverifiedShow Answer

Which virus can cause irreversible paralysis and death in some infected individuals?

Correct AnswerverifiedShow Answer

Which of the following statements about the actions of antibodies in the immune response is correct?

Correct AnswerverifiedShow Answer

Examples of autoimmune disease include

Correct AnswerverifiedShow Answer

Pathogens must invade the body's cells to cause symptoms.

Correct AnswerverifiedShow Answer

Antibodies are produced by macrophages.

Correct AnswerverifiedShow Answer

A vaccine is available for a common cause of pneumonia.

Correct AnswerverifiedShow Answer

The yellowing of the skin and whites of the eyes associated with hepatitis is called

Correct AnswerverifiedShow Answer

Anaphylaxis is a minor side effect of allergies.

Correct AnswerverifiedShow Answer

Colds are almost always transmitted by

Correct AnswerverifiedShow Answer

All of the following are childhood viral illnesses that have waned in the United States EXCEPT

Correct AnswerverifiedShow Answer

White blood cells that directly destroy virus-infected and cancerous cells are _______________ cells.

Correct AnswerverifiedShow Answer

A serum that contains antibodies produced by other human beings or animals and is injected to provide temporary immunity is called

Correct AnswerverifiedShow Answer

A type of white blood cell that engulfs foreign pathogens and activate lymphocytes is a(n)

Correct AnswerverifiedShow Answer

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