Question 1

During which type of immune system response does the body's defense system literally eat invading pathogens?

Accepted Answer

A) acquired immunity 
B) imagined immunity 
C) natural immunity 
D) adaptive immunity 
A) acquired immunity 
B) imagined immunity 
C) natural immunity 
D) adaptive immunity

Question 2

Antibodies are produced by macrophages.

Accepted Answer

A) True 
 B)False

Question 3

Lyme disease is transmitted by a

Accepted Answer

A) mosquito. 
B) deer tick. 
C) black widow spider. 
D) dog flea. 
A) mosquito. 
B) deer tick. 
C) black widow spider. 
D) dog flea.

Question 4

Which of the following statements is not true regarding tuberculosis?

Accepted Answer

A) It usually affects the digestive tract. 
B) It responds to a long course of antibiotic treatment. 
C) Most infected people have latent infections. 
D) It is typically transmitted via the respiratory route. 
A) It usually affects the digestive tract. 
B) It responds to a long course of antibiotic treatment. 
C) Most infected people have latent infections. 
D) It is typically transmitted via the respiratory route.

Question 5

An infectious agent that consists only of protein is a

Accepted Answer

A) virus. 
B) prion. 
C) bacterium. 
D) protozoan. 
A) virus. 
B) prion. 
C) bacterium. 
D) protozoan.

Question 6

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

Question 7

Anaphylaxis is a minor side effect of allergies.

Accepted Answer

A) True 
 B)False

Question 8

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) B 
A) helper T 
B) suppressor T 
C) natural killer 
D) B

Question 9

Chemical messengers released by immune system cells that help regulate and coordinate the immune response are

Accepted Answer

A) cytokines. 
B) antibodies. 
C) antigens. 
D) histamines. 
A) cytokines. 
B) antibodies. 
C) antigens. 
D) histamines.

Question 10

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

Accepted Answer

A) Antibodies work against bacteria and viruses inside 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. 
A) Antibodies work against bacteria and viruses inside 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.

Question 11

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) phagocytes. 
A) killer T cells. 
B) helper T cells. 
C) suppressor T cells. 
D) phagocytes.

Question 12

Prions are similar in makeup to spirochetes.

Accepted Answer

A) True 
 B)False

Question 13

Generally,antibiotics are useful against

Accepted Answer

A) influenza. 
B) colds. 
C) bacteria. 
D) viruses. 
A) influenza. 
B) colds. 
C) bacteria. 
D) viruses.

Question 14

Define "vaccine" and describe how immunization can help prevent infection.List at least three immunizations available in the United States.

Accepted Answer

The answer of Define "vaccine" and describe how immunization can...

Question 15

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. 
A) mumps. 
B) measles. 
C) influenza. 
D) rubella.

Question 16

Pathogens that have been bred in the laboratory in a weakened form are known as ______ organisms.

Accepted Answer

A) immunized 
B) antibody 
C) attenuated 
D) vaccinated 
A) immunized 
B) antibody 
C) attenuated 
D) vaccinated

Question 17

An infection that may have been initiated by the consumption of certain species of wildlife is

Accepted Answer

A) hantavirus. 
B) new variant Creutzfeldt-Jakob disease. 
C) malaria. 
D) severe acute respiratory syndrome (SARS). 
A) hantavirus. 
B) new variant Creutzfeldt-Jakob disease. 
C) malaria. 
D) severe acute respiratory syndrome (SARS).

Question 18

Stress may decrease T cell responses and antibody levels.

Accepted Answer

A) True 
 B)False

Question 19

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. 
A) autoimmune disease. 
B) acquired immune response. 
C) antibody deficiency disease. 
D) natural immune disorder.

Question 20

During the incubation period for an infectious disease,you are not contagious.

Accepted Answer

A) True 
 B)False

Exam 17: Immunity and Infection

During which type of immune system response does the body's defense system literally eat invading pathogens?

Antibodies are produced by macrophages.

Lyme disease is transmitted by a

Which of the following statements is not true regarding tuberculosis?

An infectious agent that consists only of protein is a

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

Anaphylaxis is a minor side effect of allergies.

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

Chemical messengers released by immune system cells that help regulate and coordinate the immune response are

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

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

Prions are similar in makeup to spirochetes.

Generally,antibiotics are useful against

Define "vaccine" and describe how immunization can help prevent infection.List at least three immunizations available in the United States.

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

Pathogens that have been bred in the laboratory in a weakened form are known as ______ organisms.

An infection that may have been initiated by the consumption of certain species of wildlife is

Stress may decrease T cell responses and antibody levels.

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

During the incubation period for an infectious disease,you are not contagious.

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