Question 1

Which of the following immunities is caused by antibodies being passed from the mother's blood across the placenta into the fetus' blood?

Accepted Answer

A)  Passive artificial immunity 
B)  Passive natural immunity 
C)  Active natural immunity 
D)  Active artificial immunity 
A)  Passive artificial immunity 
B)  Passive natural immunity 
C)  Active natural immunity 
D)  Active artificial immunity

Question 2

Which of the following is controlled by cell-mediated immunity?

Accepted Answer

A)  Ulcers 
B)  Cancers 
C)  Tooth decay 
D)  All of the above are controlled by cell-mediated immunity 
A)  Ulcers 
B)  Cancers 
C)  Tooth decay 
D)  All of the above are controlled by cell-mediated immunity

Question 3

Breast feeding is an example of an active natural immunity.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following describes the structure of an antibody?

Accepted Answer

A)  Two heavy chains and one light chain 
B)  Two heavy chains and two light chains 
C)  One heavy chain and two light chains 
D)  None of the above is correct 
A)  Two heavy chains and one light chain 
B)  Two heavy chains and two light chains 
C)  One heavy chain and two light chains 
D)  None of the above is correct

Question 5

Interleukin-2 is a costimulation molecule for an antigen response.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following is caused by an adaptive response to cat dander?

Accepted Answer

A)  Infection 
B)  Allergic reaction 
C)  Shock 
D)  Autoimmune disease 
A)  Infection 
B)  Allergic reaction 
C)  Shock 
D)  Autoimmune disease

Question 7

Superficial groups or clusters of lymph nodes are located in all of the following regions EXCEPT

Accepted Answer

A)  Axillary 
B)  Pulmonary 
C)  Cervical 
D)  Inguinal or groin 
A)  Axillary 
B)  Pulmonary 
C)  Cervical 
D)  Inguinal or groin

Question 8

Which of the following is NOT a major effect of cytotoxic T cells?

Accepted Answer

A)  Lysis of target cell 
B)  Production of cytokines 
C)  Production of antibodies 
D)  All of the above are effects of cytotoxic T cells 
A)  Lysis of target cell 
B)  Production of cytokines 
C)  Production of antibodies 
D)  All of the above are effects of cytotoxic T cells

Question 9

Which one of the following molecules present antigens to immune cells?

Accepted Answer

A)  Major histocompatibility complex class I molecules 
B)  Major histocompatibility complex class II molecules 
C)  Major histocompatibility complex class III molecules 
D)  Minor histocompatibility complex class I molecules 
A)  Major histocompatibility complex class I molecules 
B)  Major histocompatibility complex class II molecules 
C)  Major histocompatibility complex class III molecules 
D)  Minor histocompatibility complex class I molecules

Question 10

Which of the following is an antibody producing cell?

Accepted Answer

A)  Delayed hypersensitivity T cell 
B)  Helper T cell 
C)  Cytotoxic T cell 
D)  Plasma cell 
A)  Delayed hypersensitivity T cell 
B)  Helper T cell 
C)  Cytotoxic T cell 
D)  Plasma cell

Question 11

When an antibody combines with an antigen, which of the following is NOT an effect?

Accepted Answer

A)  Release of inflammatory chemicals 
B)  Inactivation of the antigen 
C)  Phagocytosis of the antigen 
D)  All of the above are effects 
A)  Release of inflammatory chemicals 
B)  Inactivation of the antigen 
C)  Phagocytosis of the antigen 
D)  All of the above are effects

Question 12

Which of the following cells maturate in the thymus?

Accepted Answer

A)  Macrophages 
B)  B lymphocytes 
C)  Thrombocytes 
D)  T lymphocytes 
A)  Macrophages 
B)  B lymphocytes 
C)  Thrombocytes 
D)  T lymphocytes

Question 13

What are the large phagocytic cells that enter the tissue during the late stage of an infection?

Accepted Answer

A)  Eosinophils 
B)  Natural killer cells 
C)  Macrophages 
D)  Mast cells 
A)  Eosinophils 
B)  Natural killer cells 
C)  Macrophages 
D)  Mast cells

Question 14

Which of the following is correctly matched?

Accepted Answer

A)  Antibody-mediated immunity - T cells 
B)  Cell-mediated immunity - T cells 
C)  Cell-mediated immunity - antibodies 
D)  All of the above are correct 
A)  Antibody-mediated immunity - T cells 
B)  Cell-mediated immunity - T cells 
C)  Cell-mediated immunity - antibodies 
D)  All of the above are correct

Question 15

An antigen stimulates the production of antibodies by combining with a B-cell receptor.

Accepted Answer

A) True 
 B)False

Question 16

A helper T cell is classified as a regulatory T cell.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following lymphatic vessels has internal valves?

Accepted Answer

A)  Lymphatic capillary 
B)  Lymphatic vessel 
C)  Right lymphatic duct 
D)  Thoracic duct 
A)  Lymphatic capillary 
B)  Lymphatic vessel 
C)  Right lymphatic duct 
D)  Thoracic duct

Question 18

Tolerance to an antigen is induced by which of the following processes?

Accepted Answer

A)  Activation of suppressor T cells 
B)  Elimination of self-reactive lymphocytes 
C)  Prevention of the activation of lymphocytes 
D)  All of the above induce tolerance 
A)  Activation of suppressor T cells 
B)  Elimination of self-reactive lymphocytes 
C)  Prevention of the activation of lymphocytes 
D)  All of the above induce tolerance

Question 19

What is the process that eliminates B and T lymphocytes against self-antigens?

Accepted Answer

A)  Clonal selection 
B)  Positive selection 
C)  Negative selection 
D)  Both positive and negative selection 
A)  Clonal selection 
B)  Positive selection 
C)  Negative selection 
D)  Both positive and negative selection

Question 20

What activates a cytotoxic T cell against a virus infected cell?

Accepted Answer

A)  Memory B cell 
B)  Suppressor T cell 
C)  MHC class I/viral antigen complex 
D)  All of the above are needed to activated a cytotoxic T cell 
A)  Memory B cell 
B)  Suppressor T cell 
C)  MHC class I/viral antigen complex 
D)  All of the above are needed to activated a cytotoxic T cell

Exam 19: Lymphatic System and Immunity

Which of the following immunities is caused by antibodies being passed from the mother's blood across the placenta into the fetus' blood?

Which of the following is controlled by cell-mediated immunity?

Breast feeding is an example of an active natural immunity.

Which of the following describes the structure of an antibody?

Interleukin-2 is a costimulation molecule for an antigen response.

Which of the following is caused by an adaptive response to cat dander?

Superficial groups or clusters of lymph nodes are located in all of the following regions EXCEPT

Which of the following is NOT a major effect of cytotoxic T cells?

Which one of the following molecules present antigens to immune cells?

Which of the following is an antibody producing cell?

When an antibody combines with an antigen, which of the following is NOT an effect?

Which of the following cells maturate in the thymus?

What are the large phagocytic cells that enter the tissue during the late stage of an infection?

Which of the following is correctly matched?

An antigen stimulates the production of antibodies by combining with a B-cell receptor.

A helper T cell is classified as a regulatory T cell.

Which of the following lymphatic vessels has internal valves?

Tolerance to an antigen is induced by which of the following processes?

What is the process that eliminates B and T lymphocytes against self-antigens?

What activates a cytotoxic T cell against a virus infected cell?

The Human Organism

The Chemical Basis of Life

Cell Structures and Their Functions

Tissues, Glands, and Membranes

Integumentary System

Histology and Physiology of Bones

Anatomy of Bones and Joints

Histology and Physiology of Muscles

Gross Anatomy and Functions of Skeletal Muscles

Functional Organization of Nervous Tissue

Central and Peripheral Nervous Systems

Integration of Nervous System Functions

Special Senses

Autonomic Nervous System

Endocrine System

Blood

The Heart

Blood Vessels and Circulation

Respiratory System

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Nutrition, Metabolism, and Temperature Regulation

Urinary System and Body Fluids

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