Question 1

Viruses

Accepted Answer

A)  must reproduce inside cells of the host. 
B)  are considered to be parasitic. 
C)  easily survive in the environment outside the body. 
D)  must reproduce inside cells of the host and are considered to be parasitic. 
E)  must reproduce inside cells of the host, are considered to be parasitic, and easily survive in the environment outside the body. 
A)  must reproduce inside cells of the host. 
B)  are considered to be parasitic. 
C)  easily survive in the environment outside the body. 
D)  must reproduce inside cells of the host and are considered to be parasitic. 
E)  must reproduce inside cells of the host, are considered to be parasitic, and easily survive in the environment outside the body.

Question 2

________ are mediators released from white blood cells that regulate the activity of B cells and T cells and enhance nonspecific defense.

Accepted Answer

The answer of ________ are mediators released from white blood...

Question 3

Which of the following are NOT antigen-presenting cells (APCs)?

Accepted Answer

A)  lymphocytes 
B)  dendritic cells 
C)  macrophages 
D)  neutrophils 
E)  monocytes 
A)  lymphocytes 
B)  dendritic cells 
C)  macrophages 
D)  neutrophils 
E)  monocytes

Question 4

Which cell is incorrectly matched with the characteristic?

Accepted Answer

A)  eosinophils - numbers increase with allergies and parasites 
B)  eosinophils - cytotoxic cells may live only 6-12 hours 
C)  basophils - have granules containing histamine and heparin 
D)  neutrophils - most abundant white cell 
E)  neutrophils - most difficult to identify 
A)  eosinophils - numbers increase with allergies and parasites 
B)  eosinophils - cytotoxic cells may live only 6-12 hours 
C)  basophils - have granules containing histamine and heparin 
D)  neutrophils - most abundant white cell 
E)  neutrophils - most difficult to identify

Question 5

Swelling and soreness of the lymph nodes indicate that

Accepted Answer

A)  immune cells are fighting infection. 
B)  the immune system is incapable of working. 
C)  dangerous cancerous changes are occurring in the immune system. 
D)  too much or improper exercise has been undertaken. 
E)  None of the answers are correct. 
A)  immune cells are fighting infection. 
B)  the immune system is incapable of working. 
C)  dangerous cancerous changes are occurring in the immune system. 
D)  too much or improper exercise has been undertaken. 
E)  None of the answers are correct.

Question 6

Describe the various effects of antibodies in an immune response.

Accepted Answer

Antibodies enhance phagocytosi

Question 7

The cells responsible for cell-mediated immunity are the

Accepted Answer

A)  B lymphocytes. 
B)  plasma cells. 
C)  T lymphocytes. 
D)  suppressor T lymphocytes. 
A)  B lymphocytes. 
B)  plasma cells. 
C)  T lymphocytes. 
D)  suppressor T lymphocytes.

Question 8

The first line of cellular defense against pathogens are the

Accepted Answer

A)  T lymphocytes. 
B)  B lymphocytes. 
C)  NK cells. 
D)  phagocytes. 
E)  plasma cells. 
A)  T lymphocytes. 
B)  B lymphocytes. 
C)  NK cells. 
D)  phagocytes. 
E)  plasma cells.

Question 9

A person with type A blood has

Accepted Answer

A)  A antibodies on his red blood cells. 
B)  A antibodies in his plasma. 
C)  B antibodies on his red blood cells. 
D)  B antibodies in his plasma. 
E)  the ability to receive AB blood cells. 
A)  A antibodies on his red blood cells. 
B)  A antibodies in his plasma. 
C)  B antibodies on his red blood cells. 
D)  B antibodies in his plasma. 
E)  the ability to receive AB blood cells.

Question 10

A substance that induces fever is known as a(n)

Accepted Answer

A)  opsonin. 
B)  chemotaxin. 
C)  acute phase protein. 
D)  pyrogen. 
E)  cytokine. 
A)  opsonin. 
B)  chemotaxin. 
C)  acute phase protein. 
D)  pyrogen. 
E)  cytokine.

Question 11

Acute phase proteins are produced by the

Accepted Answer

A)  macrophages. 
B)  lymph nodes. 
C)  liver. 
D)  thymus. 
E)  lymphocytes. 
A)  macrophages. 
B)  lymph nodes. 
C)  liver. 
D)  thymus. 
E)  lymphocytes.

Question 12

Opsonins function by

Accepted Answer

A)  poisoning and killing invading cells. 
B)  marking or tagging pathogens so phagocytes can find and ingest them. 
C)  digesting invading cells directly. 
D)  poisoning and killing invading cells and marking or tagging pathogens so phagocytes can find and ingest them. 
E)  poisoning and killing invading cells, marking or tagging pathogens so phagocytes can find and ingest them, and digesting invading cells directly. 
A)  poisoning and killing invading cells. 
B)  marking or tagging pathogens so phagocytes can find and ingest them. 
C)  digesting invading cells directly. 
D)  poisoning and killing invading cells and marking or tagging pathogens so phagocytes can find and ingest them. 
E)  poisoning and killing invading cells, marking or tagging pathogens so phagocytes can find and ingest them, and digesting invading cells directly.

Question 13

________ are free phagocytes found in the lungs.

Accepted Answer

Alveolar m

Question 14

Bill wants to determine his blood type,so he takes a few drops of blood from a puncture wound in his finger and mixes it with various antisera.His blood cells agglutinate when mixed with the anti-A serum but not with the anti-B.Therefore this is true:

Accepted Answer

A)  Bill could receive type B blood in a transfusion. 
B)  Bill could donate blood to an individual with type B blood. 
C)  Bill is Rh positive. 
D)  Bill's plasma contains B antibodies. 
E)  Bill's plasma would cross-react with type O red blood cells. 
A)  Bill could receive type B blood in a transfusion. 
B)  Bill could donate blood to an individual with type B blood. 
C)  Bill is Rh positive. 
D)  Bill's plasma contains B antibodies. 
E)  Bill's plasma would cross-react with type O red blood cells.

Question 15

What do virus-infected cells and cancer cells have in common,related to the type of immune response and its long-term effectiveness?

Accepted Answer

Both are treated as altered se

Question 16

________ are fixed macrophages found in the liver.

Accepted Answer

The answer of ________ are fixed macrophages found in the...

Exam 24: The Immune System

Viruses

________ are mediators released from white blood cells that regulate the activity of B cells and T cells and enhance nonspecific defense.

Which of the following are NOT antigen-presenting cells (APCs)?

Which cell is incorrectly matched with the characteristic?

Swelling and soreness of the lymph nodes indicate that

Describe the various effects of antibodies in an immune response.

The cells responsible for cell-mediated immunity are the

The first line of cellular defense against pathogens are the

A person with type A blood has

A substance that induces fever is known as a(n)

Acute phase proteins are produced by the

Opsonins function by

________ are free phagocytes found in the lungs.

Bill wants to determine his blood type,so he takes a few drops of blood from a puncture wound in his finger and mixes it with various antisera.His blood cells agglutinate when mixed with the anti-A serum but not with the anti-B.Therefore this is true:

What do virus-infected cells and cancer cells have in common,related to the type of immune response and its long-term effectiveness?

________ are fixed macrophages found in the liver.

Introduction to Physiology

Molecular Interactions

Compartmentation: Cells and Tissues

Energy and Cellular Metabolism

Membrane Dynamics

Communication, Integration, and Homeostasis

Introduction to the Endocrine System

Neurons: Cellular and Network Properties

The Central Nervous System

Sensory Physiology

Efferent Division: Autonomic and Somatic Motor Control

Muscles

Integrative Physiology I: Control of Body Movement

Cardiovascular Physiology

Blood Flow and the Control of Blood Pressure

Blood

Mechanics of Breathing

Gas Exchange and Transport

The Kidneys

Integrative Physiology II: Fluid and Electrolyte Balance

The Digestive System

Metabolism and Energy Balance

Endocrine Control of Growth and Metabolism

Integrative Physiology III: Exercise

Reproduction and Development

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