Question 1

The largest lymphoid tissue(s)is/are the

Accepted Answer

A)  spleen. 
B)  thymus. 
C)  GALT. 
D)  lymph nodes. 
E)  tonsils. 
A)  spleen. 
B)  thymus. 
C)  GALT. 
D)  lymph nodes. 
E)  tonsils.

Question 2

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 3

Which of these is matched incorrectly?

Accepted Answer

A)  innate immunity - nonspecific responses 
B)  acquired immunity - responses directed toward specific invaders 
C)  active immunity - an immune response started and developed by the cells 
D)  actively acquired immunity - immunity passed via the placenta or milk to offspring 
E)  Each of these is correctly described. 
A)  innate immunity - nonspecific responses 
B)  acquired immunity - responses directed toward specific invaders 
C)  active immunity - an immune response started and developed by the cells 
D)  actively acquired immunity - immunity passed via the placenta or milk to offspring 
E)  Each of these is correctly described.

Question 4

Explain each of these terms: antibiotic, antibody, antigen, antihistamine, antiretroviral drug, antiviral drug.

Accepted Answer

An antibiotic is a drug that kills bacte

Question 5

In a routine examination, some blood is taken and analyzed.The results show a high IgM level for the mumps antigen.This would indicate

Accepted Answer

A)  the person has just recovered from mumps. 
B)  the person is just coming down with mumps. 
C)  the person is allergic to mumps. 
D)  the person is immune to mumps. 
E)  None of the answers are correct. 
A)  the person has just recovered from mumps. 
B)  the person is just coming down with mumps. 
C)  the person is allergic to mumps. 
D)  the person is immune to mumps. 
E)  None of the answers are correct.

Question 6

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 7

Explain clonal expansion and the roles and interactions of effector cells, memory cells, naive lymphocytes, and plasma cells.

Accepted Answer

Clonal expansion is the increase in popu

Question 8

The human immunodeficiency virus (HIV)that causes the disease known as AIDS selectively infects

Accepted Answer

A)  B cells. 
B)  plasma cells. 
C)  cytotoxic T cells. 
D)  helper T cells. 
E)  suppressor T cells. 
A)  B cells. 
B)  plasma cells. 
C)  cytotoxic T cells. 
D)  helper T cells. 
E)  suppressor T cells.

Question 9

Immunoglobulins that are the first antibodies to be produced in response to infection are

Accepted Answer

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

Question 10

Autoimmune diseases are an example of a(n)________ response by the immune system.

Accepted Answer

A)  lack of 
B)  overactive 
C)  incorrect 
D)  None of the answers are correct. 
A)  lack of 
B)  overactive 
C)  incorrect 
D)  None of the answers are correct.

Question 11

________ exists when the immune system does NOT respond to a particular antigen.

Accepted Answer

The answer of ________ exists when the immune system does...

Question 12

________ are free phagocytes found in the lungs.

Accepted Answer

Alveolar m

Question 13

Milly has just received a kidney transplant and is taking cyclosporin A, a drug that suppresses cytotoxic T cells.What does this medication do?

Accepted Answer

A)  prevents inflammation from destroying the transplanted kidney 
B)  depresses hematopoiesis 
C)  prevents rejection 
D)  increases the number of antibodies in the blood 
E)  None of the answers are correct. 
A)  prevents inflammation from destroying the transplanted kidney 
B)  depresses hematopoiesis 
C)  prevents rejection 
D)  increases the number of antibodies in the blood 
E)  None of the answers are correct.

Question 14

The HIV blood test detects anti-HIV antibodies.Why do viruses stimulate antibody production? How effective are antibodies against viruses, as compared to bacteria? How are viral infections normally eliminated in the body? Why does a person's immune response fail to eliminate life-long viral infections such as HIV and herpes? Explain all of your answers.

Accepted Answer

Viruses have antigens, thus they stimula

Question 15

________ are fixed macrophages found in the liver.

Accepted Answer

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

Question 16

Explain the role of experience in the immune system.Given the importance of experience, is a person's immune response determined by the genes or the environment? Explain.

Accepted Answer

Fetal development of the immune system i

Question 17

Zoonotic diseases are transmissable from animals to humans.These include ringworm, a fungus which infects pets and people, plague, a bacterial disease resulting from a flea bite to mammals including humans, and rabies, a viral disease of the central nervous system that affects all mammals and is almost always fatal.On the other hand, the feline immunodeficiency virus has no effect on humans and human immunodeficiency virus has no effect on cats, though each may be deadly to its normal host.Speculate on what may prevent cross-species infection in some cases and allow it in others.

Accepted Answer

Some pathogens require conditions that a

Question 18

Match the type of immunity to its description.
-Infected cells are killed by perforin and granzymes.

Accepted Answer

A) specific 
B) nonspecific 
A) specific 
B) nonspecific

Question 19

A decrease in which population of lymphocytes would impair all aspects of an immune response?

Accepted Answer

A)  cytotoxic T cells 
B)  helper T cells 
C)  suppressor T cells 
D)  B lymphocytes 
E)  plasma cells 
A)  cytotoxic T cells 
B)  helper T cells 
C)  suppressor T cells 
D)  B lymphocytes 
E)  plasma cells

Question 20

________ are antibodies found in body fluids.

Accepted Answer

The answer of ________ are antibodies found in body fluids....

Exam 24: The Immune System

The largest lymphoid tissue(s)is/are the

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

Which of these is matched incorrectly?

Explain each of these terms: antibiotic, antibody, antigen, antihistamine, antiretroviral drug, antiviral drug.

In a routine examination, some blood is taken and analyzed.The results show a high IgM level for the mumps antigen.This would indicate

Swelling and soreness of the lymph nodes indicate that

Explain clonal expansion and the roles and interactions of effector cells, memory cells, naive lymphocytes, and plasma cells.

The human immunodeficiency virus (HIV)that causes the disease known as AIDS selectively infects

Immunoglobulins that are the first antibodies to be produced in response to infection are

Autoimmune diseases are an example of a(n)________ response by the immune system.

________ exists when the immune system does NOT respond to a particular antigen.

________ are free phagocytes found in the lungs.

Milly has just received a kidney transplant and is taking cyclosporin A, a drug that suppresses cytotoxic T cells.What does this medication do?

________ are fixed macrophages found in the liver.

Explain the role of experience in the immune system.Given the importance of experience, is a person's immune response determined by the genes or the environment? Explain.

Match the type of immunity to its description. -Infected cells are killed by perforin and granzymes.

A decrease in which population of lymphocytes would impair all aspects of an immune response?

________ are antibodies found in body fluids.

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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