Question 1

Figure 21.2
Using Figure 21.2, match the following:
-Area where B cells become immunocompetent.

Accepted Answer

A) D 
B) C 
C) B 
D) E 
A) D 
B) C 
C) B 
D) E

Question 2

Natural killer cells can lyse and kill cancer cells and virus-infected body cells ________ the immune system is activated.

Accepted Answer

The answer of Natural killer cells can lyse and kill...

Question 3

Which of the following is not a type of T cell?

Accepted Answer

A)  helper 
B)  antigenic 
C)  cytotoxic 
D)  regulatory 
A)  helper 
B)  antigenic 
C)  cytotoxic 
D)  regulatory

Question 4

Which of the following statements regarding NK cells is a false or incorrect statement?

Accepted Answer

A)  NK cells attack cells that display abnormal or lack MHC antigens. 
B)  NK cells are a type of neutrophil. 
C)  NK cells attack cancer cells and virus-infected body cells. 
D)  NK cells are present in the blood, spleen, lymph nodes, and red bone marrow. 
A)  NK cells attack cells that display abnormal or lack MHC antigens. 
B)  NK cells are a type of neutrophil. 
C)  NK cells attack cancer cells and virus-infected body cells. 
D)  NK cells are present in the blood, spleen, lymph nodes, and red bone marrow.

Question 5

Plasma cells ________.

Accepted Answer

A)  have a great deal of rough endoplasmic reticulum reflecting the fact that they secrete a tremendous amount of protein (antibody) 
B)  are small so that they slip between endothelial cells of capillaries to fight infection in the surrounding tissues 
C)  have a great deal of rough endoplasmic reticulum to dispose of ingested pathogens 
D)  are large so that they can envelope their prey by phagocytosis 
A)  have a great deal of rough endoplasmic reticulum reflecting the fact that they secrete a tremendous amount of protein (antibody) 
B)  are small so that they slip between endothelial cells of capillaries to fight infection in the surrounding tissues 
C)  have a great deal of rough endoplasmic reticulum to dispose of ingested pathogens 
D)  are large so that they can envelope their prey by phagocytosis

Question 6

Cancer cells and virus-infected body cells can be killed before activation of adaptive immunity by ________.

Accepted Answer

A)  B lymphocytes 
B)  T lymphocytes 
C)  pinocytosis 
D)  natural killer cells 
A)  B lymphocytes 
B)  T lymphocytes 
C)  pinocytosis 
D)  natural killer cells

Question 7

Virus infected cells secrete interferons to "warn" other cells of the presence of virus and deny entry to them.

Accepted Answer

A) True 
 B)False

Question 8

Overlap in the innate and adaptive immune system is seen in all of the following examples but one.Which of the following examples does not illustrate the overlap of innate and adaptive immune responses?

Accepted Answer

A)  Dendritic cells presenting antigens on their MHC II proteins to T-helper cells. 
B)  Plasma cells that produce large amounts of IgE that will ultimately allow mast cells to release histamine. 
C)  NK cells causing apoptosis of an abnormal host cell, lacking MHC proteins. 
D)  Macrophages becoming activated macrophages in response to cytokines released by T-helper cells. 
A)  Dendritic cells presenting antigens on their MHC II proteins to T-helper cells. 
B)  Plasma cells that produce large amounts of IgE that will ultimately allow mast cells to release histamine. 
C)  NK cells causing apoptosis of an abnormal host cell, lacking MHC proteins. 
D)  Macrophages becoming activated macrophages in response to cytokines released by T-helper cells.

Question 9

After receiving penicillin intravenously,a 32-year-old male patient has an anaphylactic reaction.The nurse understands that therapeutic management includes what critical items?

Accepted Answer

Therapeutic management includes speed in

Question 10

Antibodies typically act extracellularly in body fluids and are therefore considered part of the humoral branch of adaptive immunity.

Accepted Answer

A) True 
 B)False

Question 11

Max is bitten by a rattlesnake while on a camping trip.His friends immediately apply ice packs to the bitten area to slow the spread of the protein-based toxin; they then rush him to an emergency facility.What treatment would be given and why?

Accepted Answer

Max could be given an immune serum to th

Question 12

An advantage to adaptive immunity is ________.

Accepted Answer

A)  the use of antibodies that cause cell lysis and kill invading cells 
B)  the ability of its individual cells to respond to many different pathogens 
C)  its memory cells that provide quicker, larger and more efficient immune response upon second exposure to an antigen 
D)  its need for several cells to be activated over several days on first exposure 
A)  the use of antibodies that cause cell lysis and kill invading cells 
B)  the ability of its individual cells to respond to many different pathogens 
C)  its memory cells that provide quicker, larger and more efficient immune response upon second exposure to an antigen 
D)  its need for several cells to be activated over several days on first exposure

Question 13

Which statement is true about T cells?

Accepted Answer

A)  They will develop into cytotoxic T cells if antigen is complexed with class II MHC proteins. 
B)  Once activated, they cannot secrete cytokines. 
C)  Their proliferation is enhanced by interleukins 1 and 2. 
D)  They usually directly recognize antigens, which then activates a subpopulation of killer cells. 
A)  They will develop into cytotoxic T cells if antigen is complexed with class II MHC proteins. 
B)  Once activated, they cannot secrete cytokines. 
C)  Their proliferation is enhanced by interleukins 1 and 2. 
D)  They usually directly recognize antigens, which then activates a subpopulation of killer cells.

Question 14

Match the following:
-Slows or stops the immune response.

Accepted Answer

A) Regulatory T cell 
B) Memory cell 
C) Helper T cell 
D) B cell 
E) Cytotoxic T cell 
A) Regulatory T cell 
B) Memory cell 
C) Helper T cell 
D) B cell 
E) Cytotoxic T cell

Question 15

An advantage of innate immunity is ________.

Accepted Answer

A)  its barriers that prevent pathogens from entering into the body 
B)  the use of antibodies to cause cell lysis and kill invading cells 
C)  the numerous steps in the activation of its cells that can prevent autoimmune disease 
D)  the specificity of its individual cells which specialize in the removal on one type of antigen 
A)  its barriers that prevent pathogens from entering into the body 
B)  the use of antibodies to cause cell lysis and kill invading cells 
C)  the numerous steps in the activation of its cells that can prevent autoimmune disease 
D)  the specificity of its individual cells which specialize in the removal on one type of antigen

Question 16

Tom gets a cut on his hand.After several days he notes swelling,pain,heat,and redness.Upon opening the wound to relieve the pressure,the presence of pus is noted.What has happened to the wound?

Accepted Answer

The wound has become infected,probably w

Question 17

Subacute hypersensitivities are categorically less harmful than acute (immediate)hypersensitivities.

Accepted Answer

A) True 
 B)False

Question 18

Natural killer (NK)cells ________.

Accepted Answer

A)  can kill cancer cells before the immune system is activated 
B)  are also called cytotoxic T cells 
C)  are cells of the adaptive immune system 
D)  are a type of phagocyte 
A)  can kill cancer cells before the immune system is activated 
B)  are also called cytotoxic T cells 
C)  are cells of the adaptive immune system 
D)  are a type of phagocyte

Question 19

Immunocompetence ________.

Accepted Answer

A)  prevents intercellular communication so that only specific cell types respond to the invader 
B)  occurs in one specific organ of the adaptive immune system 
C)  is the ability of individual cells to recognize a specific antigen by binding to it 
D)  requires exposure to an antigen 
A)  prevents intercellular communication so that only specific cell types respond to the invader 
B)  occurs in one specific organ of the adaptive immune system 
C)  is the ability of individual cells to recognize a specific antigen by binding to it 
D)  requires exposure to an antigen

Question 20

Figure 21.1
Using Figure 21.1, match the following:
-Light chain.

Accepted Answer

A) B 
B) D 
C) A 
D) E 
E) C 
A) B 
B) D 
C) A 
D) E 
E) C

Exam 21: The Immune System: Innate and Adaptive Body Defenses

Figure 21.2 Using Figure 21.2, match the following: -Area where B cells become immunocompetent.

Natural killer cells can lyse and kill cancer cells and virus-infected body cells ________ the immune system is activated.

Which of the following is not a type of T cell?

Which of the following statements regarding NK cells is a false or incorrect statement?

Plasma cells ________.

Cancer cells and virus-infected body cells can be killed before activation of adaptive immunity by ________.

Virus infected cells secrete interferons to "warn" other cells of the presence of virus and deny entry to them.

Overlap in the innate and adaptive immune system is seen in all of the following examples but one.Which of the following examples does not illustrate the overlap of innate and adaptive immune responses?

After receiving penicillin intravenously,a 32-year-old male patient has an anaphylactic reaction.The nurse understands that therapeutic management includes what critical items?

Antibodies typically act extracellularly in body fluids and are therefore considered part of the humoral branch of adaptive immunity.

Max is bitten by a rattlesnake while on a camping trip.His friends immediately apply ice packs to the bitten area to slow the spread of the protein-based toxin; they then rush him to an emergency facility.What treatment would be given and why?

An advantage to adaptive immunity is ________.

Which statement is true about T cells?

Match the following: -Slows or stops the immune response.

An advantage of innate immunity is ________.

Tom gets a cut on his hand.After several days he notes swelling,pain,heat,and redness.Upon opening the wound to relieve the pressure,the presence of pus is noted.What has happened to the wound?

Subacute hypersensitivities are categorically less harmful than acute (immediate)hypersensitivities.

Natural killer (NK)cells ________.

Immunocompetence ________.

Figure 21.1 Using Figure 21.1, match the following: -Light chain.

The Human Body: an Orientation

Chemistry Comes Alive

Cells: the Living Units

Tissue: the Living Fabric

The Integumentary System

Bones and Skeletal Tissue

The Skeleton

Joints

Muscles and Muscle Tissue

The Muscular System

Fundamentals of the Nervous System and Nervous Tissue

The Central Nervous System

The Peripheral Nervous System and Reflex Activity

The Autonomic Nervous System

The Special Senses

The Endocrine System

Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels

The Lymphatic System and Lymphoid Organs and Tissues

The Respiratory System

The Digestive System

Nutrition,metabolism,and Body Temperature Regulation

The Urinary System

Fluid,electrolyte,and Acid-Base Balance

The Reproductive System

Pregnancy and Human Development

Heredity

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