Question 1

Even though AIDS is an infectious disease caused by a virus,why is it also considered an immunodeficiency disease?

Accepted Answer

AIDS, which stands for Acquired Immunode

Question 2

What is desensitization? Explain how this treatment can induce systemic anaphylaxis.How is systemic anaphylaxis treated?

Accepted Answer

Desensitization is a medical treatment u

Question 3

All stem cells are derived from embryonic stem cells.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following types of transplant is least compatible?

Accepted Answer

A) autograft 
B) allograft 
C) isograft 
D) xenotransplant 
E) All of these types of transplant are equally compatible. 
A) autograft 
B) allograft 
C) isograft 
D) xenotransplant 
E) All of these types of transplant are equally compatible.

Question 5

The symptoms of an immune complex reaction are due to

Accepted Answer

A) destruction of the antigen. 
B) complement activation. 
C) phagocytosis. 
D) antibodies against self. 
E) cytokines. 
A) destruction of the antigen. 
B) complement activation. 
C) phagocytosis. 
D) antibodies against self. 
E) cytokines.

Question 6

Chemotherapy to inhibit the progression of HIV infection utilizes all of the following mechanisms EXCEPT

Accepted Answer

A) termination of viral DNA. 
B) inhibition of viral proteases. 
C) blockage of viral attachment. 
D) prohibition of viral integration into host cell DNA. 
E) destruction of viral ribosomes. 
A) termination of viral DNA. 
B) inhibition of viral proteases. 
C) blockage of viral attachment. 
D) prohibition of viral integration into host cell DNA. 
E) destruction of viral ribosomes.

Question 7

Desensitization involves injection of

Accepted Answer

A) antigens. 
B) IgG antibodies. 
C) IgE antibodies. 
D) antihistamine. 
E) histamine. 
A) antigens. 
B) IgG antibodies. 
C) IgE antibodies. 
D) antihistamine. 
E) histamine.

Question 8

Cancer is similar to an infectious disease in that it is due to a failure of the body's defenses.

Accepted Answer

A) True 
 B)False

Question 9

Detecting HIV antibodies during HIV infection

Accepted Answer

A) is not possible due to immunosuppression during infection. 
B) is used to diagnose infection. 
C) is possible after a few weeks after infection. 
D) is possible after a few weeks and is used to diagnose infection. 
E) can occur during phase 2 and 3 of infection. 
A) is not possible due to immunosuppression during infection. 
B) is used to diagnose infection. 
C) is possible after a few weeks after infection. 
D) is possible after a few weeks and is used to diagnose infection. 
E) can occur during phase 2 and 3 of infection.

Question 10

Immunodeficiencies are a result of all of the following EXCEPT

Accepted Answer

A) HIV infection. 
B) cyclosporine. 
C) DiGeorge syndrome. 
D) Hodgkin's disease. 
E) corneal transplantation. 
A) HIV infection. 
B) cyclosporine. 
C) DiGeorge syndrome. 
D) Hodgkin's disease. 
E) corneal transplantation.

Question 11

Which of the following may result from systemic anaphylaxis?

Accepted Answer

A) hay fever 
B) asthma 
C) shock 
D) hives 
E) immunodeficiency 
A) hay fever 
B) asthma 
C) shock 
D) hives 
E) immunodeficiency

Question 12

The number of T cells drops to below 200 cells/microliter in which phase of HIV infection?

Accepted Answer

A) phase 1 
B) phase 2 
C) phase 3 
D) initial phase 
E) asymptomatic phase 
A) phase 1 
B) phase 2 
C) phase 3 
D) initial phase 
E) asymptomatic phase

Question 13

Increases in the numbers of Kaposi's sarcoma and Pneumocystis pneumonia cases seen in the 1980s

Accepted Answer

A) are examples of newly discovered diseases. 
B) were due to increased numbers organ transplantations. 
C) were examples of emerging diseases correlating with an increased population experiencing loss of normal immune function. 
D) were unusual phenomena due to climate change. 
E) were typical and expected. 
A) are examples of newly discovered diseases. 
B) were due to increased numbers organ transplantations. 
C) were examples of emerging diseases correlating with an increased population experiencing loss of normal immune function. 
D) were unusual phenomena due to climate change. 
E) were typical and expected.

Question 14

HIV can evade host antibodies by

Accepted Answer

A) remaining an inactive provirus. 
B) causing cell-to-cell fusion. 
C) remaining an inactive provirus,causing cell to cell fusion,and virions remaining latent in vacuoles. 
D) lowering the CD4⁺ cell count. 
E) virions remaining latent in vacuoles. 
A) remaining an inactive provirus. 
B) causing cell-to-cell fusion. 
C) remaining an inactive provirus,causing cell to cell fusion,and virions remaining latent in vacuoles. 
D) lowering the CD4⁺ cell count. 
E) virions remaining latent in vacuoles.

Question 15

Support for the concept that cancer arises due to a failure of the immune response is found in all of the following statements EXCEPT

Accepted Answer

A) cancers arise more frequently in the elderly. 
B) cancers occur more often in immunosuppressed individuals. 
C) cancers arise in the very young more frequently than in adolescents. 
D) tumor cells acquire tumor-associated antigens that stimulate cell-mediated responses. 
E) development of hyperacute rejection reactions. 
A) cancers arise more frequently in the elderly. 
B) cancers occur more often in immunosuppressed individuals. 
C) cancers arise in the very young more frequently than in adolescents. 
D) tumor cells acquire tumor-associated antigens that stimulate cell-mediated responses. 
E) development of hyperacute rejection reactions.

Question 16

Which is true regarding Herceptin therapy?

Accepted Answer

A) It neutralizes the growth factor EGF. 
B) It acts as an immunotoxin to target and kill cancer cells. 
C) It is used to treat some breast cancer patients. 
D) It is a vaccine to prevent the development of cancer. 
E) It is an endotoxin that stimulates TNF by macrophages. 
A) It neutralizes the growth factor EGF. 
B) It acts as an immunotoxin to target and kill cancer cells. 
C) It is used to treat some breast cancer patients. 
D) It is a vaccine to prevent the development of cancer. 
E) It is an endotoxin that stimulates TNF by macrophages.

Question 17

Which of the following regions has the greatest distribution of HIV infection and AIDS in the world?

Accepted Answer

A) North America 
B) Eastern Europe and Central Asia 
C) South and Southeast Asia 
D) sub-Saharan Africa 
E) Latin America 
A) North America 
B) Eastern Europe and Central Asia 
C) South and Southeast Asia 
D) sub-Saharan Africa 
E) Latin America

Question 18

Which autoimmune diseases and terms are mismatched?

Accepted Answer

A) Multiple sclerosis - myelin sheath destruction 
B) Grave's disease - prevention of thyroid hormone production 
C) Myasthenia gravis - blocked acetocholine receptors 
D) Systemic lupus erythematosus - immune complex reactions 
E) Rheumatoid arthritis - IgM binds Fc of IgG 
A) Multiple sclerosis - myelin sheath destruction 
B) Grave's disease - prevention of thyroid hormone production 
C) Myasthenia gravis - blocked acetocholine receptors 
D) Systemic lupus erythematosus - immune complex reactions 
E) Rheumatoid arthritis - IgM binds Fc of IgG

Question 19

The chemical mediators of anaphylaxis are

Accepted Answer

A) found in basophils and mast cells. 
B) antibodies. 
C) antigens. 
D) antigen-antibody complexes. 
E) the proteins of the complement system. 
A) found in basophils and mast cells. 
B) antibodies. 
C) antigens. 
D) antigen-antibody complexes. 
E) the proteins of the complement system.

Question 20

Which of the following utilizes a combination of monoclonal antitumor antibody and immunotoxin?

Accepted Answer

A) immunologic enhancement 
B) immunologic surveillance 
C) immunotherapy 
D) immunosuppression 
E) immune complex 
A) immunologic enhancement 
B) immunologic surveillance 
C) immunotherapy 
D) immunosuppression 
E) immune complex

Exam 19: Disorders Associated With the Immune System

Even though AIDS is an infectious disease caused by a virus,why is it also considered an immunodeficiency disease?

What is desensitization? Explain how this treatment can induce systemic anaphylaxis.How is systemic anaphylaxis treated?

All stem cells are derived from embryonic stem cells.

Which of the following types of transplant is least compatible?

The symptoms of an immune complex reaction are due to

Chemotherapy to inhibit the progression of HIV infection utilizes all of the following mechanisms EXCEPT

Desensitization involves injection of

Cancer is similar to an infectious disease in that it is due to a failure of the body's defenses.

Detecting HIV antibodies during HIV infection

Immunodeficiencies are a result of all of the following EXCEPT

Which of the following may result from systemic anaphylaxis?

The number of T cells drops to below 200 cells/microliter in which phase of HIV infection?

Increases in the numbers of Kaposi's sarcoma and Pneumocystis pneumonia cases seen in the 1980s

HIV can evade host antibodies by

Support for the concept that cancer arises due to a failure of the immune response is found in all of the following statements EXCEPT

Which is true regarding Herceptin therapy?

Which of the following regions has the greatest distribution of HIV infection and AIDS in the world?

Which autoimmune diseases and terms are mismatched?

The chemical mediators of anaphylaxis are

Which of the following utilizes a combination of monoclonal antitumor antibody and immunotoxin?

The Microbial World and You

Chemical Principles

Observing Microorganisms Through a Microscope

Functional Anatomy of Prokaryotic and Eukaryotic

Microbial Metabolism

Microbial Growth

The Control of Microbial Growth

Microbial Genetics

Biotechnology and Dna Technology

Classification of Microorganisms

The Prokaryotes: Domains Bacteria and Archaea

The Eukaryotes: Fungi, algae, protozoa, and Helminths

Viruses,viroids,and Prions

Principles of Disease and Epidemiology

Microbial Mechanisms of Pathogenicity

Innate Immunity: Nonspecific Defenses of the Host

Adaptive Immunity: Specific Defenses of the Host

Practical Applications of Immunology

Antimicrobial Drugs

Microbial Diseases of the Skin and Eyes

Microbial Diseases of the Nervous System

Microbial Diseases of the Cardiovascular and Lymphatic Systems

Microbial Diseases of the Respiratory System

Microbial Diseases of the Digestive System

Microbial Diseases of the Urinary and Reproductive Systems

Environmental Microbiology

Applied and Industrial Microbiology

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