Question 1

The core of the immune system is made up of

Accepted Answer

A)  red blood cells. 
B)  platelets. 
C)  white blood cells. 
D)  intact skin. 
E)  intact mucus membranes. 
A)  red blood cells. 
B)  platelets. 
C)  white blood cells. 
D)  intact skin. 
E)  intact mucus membranes.

Question 2

Which chemical released by white blood cells causes capillaries to leak?

Accepted Answer

A)  cytokines 
B)  histamine 
C)  interferons 
D)  complement 
E)  interleukins 
A)  cytokines 
B)  histamine 
C)  interferons 
D)  complement 
E)  interleukins

Question 3

When monoclonal antibodies are bound to poisons, they form

Accepted Answer

A)  antitoxins. 
B)  antibodies. 
C)  immunotoxins. 
D)  autoantibodies. 
E)  immunoglobulins. 
A)  antitoxins. 
B)  antibodies. 
C)  immunotoxins. 
D)  autoantibodies. 
E)  immunoglobulins.

Question 4

Which of the following would NOT be an action of the complement system?

Accepted Answer

A)  lysis of a pathogen's membrane 
B)  trapping of pathogens in tangled protein threads 
C)  marking of pathogens for destruction by macrophages 
D)  attraction of phagocytes to the scene of pathogen invasion 
E)  membrane attack complexes 
A)  lysis of a pathogen's membrane 
B)  trapping of pathogens in tangled protein threads 
C)  marking of pathogens for destruction by macrophages 
D)  attraction of phagocytes to the scene of pathogen invasion 
E)  membrane attack complexes

Question 5

The purpose of a booster shot is to

Accepted Answer

A)  elicit a primary response to an antigen. 
B)  elicit a secondary response to an antigen. 
C)  re-establish the formation of antibodies. 
D)  counteract specific antigens in the system. 
E)  seek out invaders. 
A)  elicit a primary response to an antigen. 
B)  elicit a secondary response to an antigen. 
C)  re-establish the formation of antibodies. 
D)  counteract specific antigens in the system. 
E)  seek out invaders.

Question 6

Cells produced by dividing B or T cells may immediately begin to destroy an invader. These cells are called

Accepted Answer

A)  effector cells. 
B)  memory cells. 
C)  dendritic cells. 
D)  phagocytes. 
E)  fibroblasts. 
A)  effector cells. 
B)  memory cells. 
C)  dendritic cells. 
D)  phagocytes. 
E)  fibroblasts.

Question 7

Which is the first antibody secreted during immune responses and the first one produced by newborns?

Accepted Answer

A)  IgA 
B)  IgD 
C)  IgE 
D)  IgG 
E)  IgM 
A)  IgA 
B)  IgD 
C)  IgE 
D)  IgG 
E)  IgM

Question 8

The likelihood that a pathogen will make its host seriously ill is

Accepted Answer

A)  pathogenicity. 
B)  opulence. 
C)  virulence. 
D)  invasiveness. 
E)  competence. 
A)  pathogenicity. 
B)  opulence. 
C)  virulence. 
D)  invasiveness. 
E)  competence.

Question 9

Which of the following areas is used by the spleen to destroy invaders?

Accepted Answer

A)  white pulp 
B)  red pulp 
C)  sinusoids 
D)  lymph nodes 
E)  interstitial fluid 
A)  white pulp 
B)  red pulp 
C)  sinusoids 
D)  lymph nodes 
E)  interstitial fluid

Question 10

"Indicator diseases" for AIDS include

Accepted Answer

A)  types of pneumonia. 
B)  recurrent yeast infections. 
C)  cancer. 
D)  drug-resistant tuberculosis. 
E)  all of these 
A)  types of pneumonia. 
B)  recurrent yeast infections. 
C)  cancer. 
D)  drug-resistant tuberculosis. 
E)  all of these

Question 11

Of the following, AIDS is usually transferred by

Accepted Answer

A)  casual contact. 
B)  food. 
C)  water. 
D)  exchange of body fluids. 
E)  insect bites. 
A)  casual contact. 
B)  food. 
C)  water. 
D)  exchange of body fluids. 
E)  insect bites.

Question 12

Any organism that causes disease is classified as a(n)

Accepted Answer

A)  fomite. 
B)  biological vector. 
C)  mechanical vector. 
D)  pathogen 
E)  antigen. 
A)  fomite. 
B)  biological vector. 
C)  mechanical vector. 
D)  pathogen 
E)  antigen.

Question 13

Which of the following white blood cells are equipped with receptors for specific antigens?

Accepted Answer

A)  neutrophils 
B)  basophils 
C)  eosinophils 
D)  dendritic cells 
E)  B and T lymphocytes 
A)  neutrophils 
B)  basophils 
C)  eosinophils 
D)  dendritic cells 
E)  B and T lymphocytes

Question 14

Many antibodies are shaped like the letter

Accepted Answer

A)  C. 
B)  E. 
C)  H. 
D)  K. 
E)  Y. 
A)  C. 
B)  E. 
C)  H. 
D)  K. 
E)  Y.

Question 15

What do pollen, dust mites, certain foods and drugs, insect venom, fungal spores, and some ingredients in cosmetics have in common?

Accepted Answer

A)  they are all made of protein 
B)  they all contain lipids 
C)  they often act as allergens 
D)  they often contain dangerous bacteria 
E)  they often elicit antibody production 
A)  they are all made of protein 
B)  they all contain lipids 
C)  they often act as allergens 
D)  they often contain dangerous bacteria 
E)  they often elicit antibody production

Question 16

A serious and sometimes fatal allergic reaction is

Accepted Answer

A)  anaphylactic shock. 
B)  toxic shock. 
C)  septic shock. 
D)  uremic shock. 
E)  compensated shock. 
A)  anaphylactic shock. 
B)  toxic shock. 
C)  septic shock. 
D)  uremic shock. 
E)  compensated shock.

Question 17

HIV in semen and vaginal fluid may enter a partner's body via the epithelium lining the

Accepted Answer

A)  penis. 
B)  vagina. 
C)  rectum. 
D)  mouth in some instances. 
E)  all of these 
A)  penis. 
B)  vagina. 
C)  rectum. 
D)  mouth in some instances. 
E)  all of these

Question 18

When the body's defenses turn against its own cells, the disorder is called

Accepted Answer

A)  an autoimmune response. 
B)  anaphylactic shock. 
C)  acquired immune deficiency syndrome. 
D)  passive immunity. 
E)  an inflammatory response. 
A)  an autoimmune response. 
B)  anaphylactic shock. 
C)  acquired immune deficiency syndrome. 
D)  passive immunity. 
E)  an inflammatory response.

Question 19

Natural Killer cells are

Accepted Answer

A)  neutrophils. 
B)  macrophages. 
C)  present outside of the lymphatic system only. 
D)  helper T cells. 
E)  detect and kill virus-infected body cells. 
A)  neutrophils. 
B)  macrophages. 
C)  present outside of the lymphatic system only. 
D)  helper T cells. 
E)  detect and kill virus-infected body cells.

Question 20

The first barrier to invasion is

Accepted Answer

A)  antibody production. 
B)  intact skin and body cavity linings. 
C)  direct attack by white blood cells. 
D)  innate immunity. 
E)  development of memory cells. 
A)  antibody production. 
B)  intact skin and body cavity linings. 
C)  direct attack by white blood cells. 
D)  innate immunity. 
E)  development of memory cells.

Exam 9: Immunity and Disease

The core of the immune system is made up of

Which chemical released by white blood cells causes capillaries to leak?

When monoclonal antibodies are bound to poisons, they form

Which of the following would NOT be an action of the complement system?

The purpose of a booster shot is to

Cells produced by dividing B or T cells may immediately begin to destroy an invader. These cells are called

Which is the first antibody secreted during immune responses and the first one produced by newborns?

The likelihood that a pathogen will make its host seriously ill is

Which of the following areas is used by the spleen to destroy invaders?

"Indicator diseases" for AIDS include

Of the following, AIDS is usually transferred by

Any organism that causes disease is classified as a(n)

Which of the following white blood cells are equipped with receptors for specific antigens?

Many antibodies are shaped like the letter

What do pollen, dust mites, certain foods and drugs, insect venom, fungal spores, and some ingredients in cosmetics have in common?

A serious and sometimes fatal allergic reaction is

HIV in semen and vaginal fluid may enter a partner's body via the epithelium lining the

When the body's defenses turn against its own cells, the disorder is called

Natural Killer cells are

The first barrier to invasion is

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Cells and How They Work

Tissues, Organs, and Organ Systems

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