Question 1

Inflammation of the inguinal lymph nodes is an indication of possible infection in the ________.

Accepted Answer

A)  lower limb 
B)  reproductive organs 
C)  abdomen 
D)  upper limb 
A)  lower limb 
B)  reproductive organs 
C)  abdomen 
D)  upper limb

Question 2

T helper cells possess a glycoprotein called CD4. This molecule binds to ________.

Accepted Answer

A)  MHC class I molecules 
B)  MHC class II molecules 
C)  MHC-CD8 antigens 
D)  MHC-CD28 antigens 
E)  Interleukin-1 receptor 
A)  MHC class I molecules 
B)  MHC class II molecules 
C)  MHC-CD8 antigens 
D)  MHC-CD28 antigens 
E)  Interleukin-1 receptor

Question 3

The redness and heat seen in an inflamed area are the result of

Accepted Answer

A)  vasoconstriction. 
B)  increased blood flow to the area. 
C)  phagocyte mobilization. 
D)  production of interferon. 
E)  a reddish substance released by erythrocytes. 
A)  vasoconstriction. 
B)  increased blood flow to the area. 
C)  phagocyte mobilization. 
D)  production of interferon. 
E)  a reddish substance released by erythrocytes.

Question 4

The lymphatic system differs from the cardiovascular system in that

Accepted Answer

A)  the lymphatic system only carries fluid away from tissues. 
B)  the lymphatic vessels have their own "pump" to assist flow. 
C)  lymph capillaries do not contain any fluid. 
D)  lymph capillaries allow free movement of fluid in and out of the capillaries. 
E)  lymph circulates fluids and cardiovascular does not. 
A)  the lymphatic system only carries fluid away from tissues. 
B)  the lymphatic vessels have their own "pump" to assist flow. 
C)  lymph capillaries do not contain any fluid. 
D)  lymph capillaries allow free movement of fluid in and out of the capillaries. 
E)  lymph circulates fluids and cardiovascular does not.

Question 5

Different T-cell receptors can respond to different antigens because of different

Accepted Answer

A)  variable regions in the structure of the receptors. 
B)  epitopes in the receptor's structure. 
C)  selection processes. 
D)  complement binding sites in the receptors. 
E)  antigenic determinants. 
A)  variable regions in the structure of the receptors. 
B)  epitopes in the receptor's structure. 
C)  selection processes. 
D)  complement binding sites in the receptors. 
E)  antigenic determinants.

Question 6

Which is the correct sequence of events in the humoral immune response?

Accepted Answer

A)  Antigen recognition → antigen presentation → differentiation → clonal selection → attack 
B)  Antigen recognition → antigen presentation → clonal selection → differentiation → attack 
C)  Antigen presentation → antigen recognition → clonal selection → differentiation → attack 
D)  Antigen presentation → antigen recognition → clonal selection → attack differentiation 
E)  Antigen recognition → differentiation → antigen presentation → clonal selection → attack 
A)  Antigen recognition → antigen presentation → differentiation → clonal selection → attack 
B)  Antigen recognition → antigen presentation → clonal selection → differentiation → attack 
C)  Antigen presentation → antigen recognition → clonal selection → differentiation → attack 
D)  Antigen presentation → antigen recognition → clonal selection → attack differentiation 
E)  Antigen recognition → differentiation → antigen presentation → clonal selection → attack

Question 7

Lymph from which of the following area of the body will pass through the thoracic duct before entering the bloodstream?

Accepted Answer

A)  Right hip 
B)  Right ring finger 
C)  Right shoulder 
D)  None of the choices are correct. 
A)  Right hip 
B)  Right ring finger 
C)  Right shoulder 
D)  None of the choices are correct.

Question 8

Jared received a donor kidney. After the first week, it became apparent that Jared's body was rejecting the organ. This is due to

Accepted Answer

A)  a lack of a match between Jared's immune cells and the MHC class I molecules on the cells of the donor kidney. 
B)  Jared's lack of helper T cells that prevent the lymphatic tissue of the donated kidney damaging the donated kidney. 
C)  an autoimmune disease that is destroying healthy tissue. 
A)  a lack of a match between Jared's immune cells and the MHC class I molecules on the cells of the donor kidney. 
B)  Jared's lack of helper T cells that prevent the lymphatic tissue of the donated kidney damaging the donated kidney. 
C)  an autoimmune disease that is destroying healthy tissue.

Question 9

The introduction of antibodies from another source will stimulate the production of antibodies by the body.

Accepted Answer

A) True 
 B)False

Question 10

Antibodies are produced by

Accepted Answer

A)  cytotoxic T cells stimulated by helper T cells. 
B)  helper T cells stimulated by various cytokines. 
C)  B cells that differentiate to form plasma cells. 
D)  natural killer cells as they lyse cancer cells. 
E)  the red bone marrow. 
A)  cytotoxic T cells stimulated by helper T cells. 
B)  helper T cells stimulated by various cytokines. 
C)  B cells that differentiate to form plasma cells. 
D)  natural killer cells as they lyse cancer cells. 
E)  the red bone marrow.

Question 11

Tolerance to antigens is induced by ________.

Accepted Answer

A)  blocking costimulation 
B)  stimulating interleukin 2 production 
C)  preventing suppressor T cell proliferation 
D)  promoting the release of cytokines 
E)  stimulating helper T cell division 
A)  blocking costimulation 
B)  stimulating interleukin 2 production 
C)  preventing suppressor T cell proliferation 
D)  promoting the release of cytokines 
E)  stimulating helper T cell division

Question 12

Which of the following is correctly matched?

Accepted Answer

A)  IgA - found in saliva and tears 
B)  IgD - can cross the placenta 
C)  IgG - first to challenge the antigen 
D)  IgM - antigen-binding receptor on B cells 
E)  IgE - transfusion reactions 
A)  IgA - found in saliva and tears 
B)  IgD - can cross the placenta 
C)  IgG - first to challenge the antigen 
D)  IgM - antigen-binding receptor on B cells 
E)  IgE - transfusion reactions

Question 13

Which of the following is usually the first cell type to leave the blood and enter infected tissues?

Accepted Answer

A)  Eosinophil 
B)  Lymphocyte 
C)  Monocyte 
D)  Natural killer cell 
E)  Neutrophil 
A)  Eosinophil 
B)  Lymphocyte 
C)  Monocyte 
D)  Natural killer cell 
E)  Neutrophil

Question 14

Artificially stimulating the proliferation of cytotoxic T cells to destroy cancer cells is an example of ________.

Accepted Answer

A)  immunotherapy 
B)  immunocompetence 
C)  tolerance 
D)  passive artificial acquired immunity 
E)  passive natural acquired immunity 
A)  immunotherapy 
B)  immunocompetence 
C)  tolerance 
D)  passive artificial acquired immunity 
E)  passive natural acquired immunity

Question 15

The effects of cell-mediated immunity are the result of activities of ________.

Accepted Answer

A)  B cells 
B)  cytotoxic T cells 
C)  macrophages 
D)  dendritic cells 
E)  helper T cells 
A)  B cells 
B)  cytotoxic T cells 
C)  macrophages 
D)  dendritic cells 
E)  helper T cells

Question 16

The organs of the lymphatic system include lymph nodes, the spleen, and the thyroid gland.

Accepted Answer

A) True 
 B)False

Question 17

Structurally, lymph vessels are most similar to ________.

Accepted Answer

A)  veins 
B)  arteries 
C)  arterioles 
D)  capillaries 
E)  venules 
A)  veins 
B)  arteries 
C)  arterioles 
D)  capillaries 
E)  venules

Question 18

The palatine tonsils

Accepted Answer

A)  interfere with breathing when enlarged. 
B)  are located at the junction of the oral cavity and pharynx. 
C)  are located superior to the palate. 
D)  are really lymph nodes in disguise. 
E)  are located in the nasopharynx. 
A)  interfere with breathing when enlarged. 
B)  are located at the junction of the oral cavity and pharynx. 
C)  are located superior to the palate. 
D)  are really lymph nodes in disguise. 
E)  are located in the nasopharynx.

Question 19

The white pulp of the spleen

Accepted Answer

A)  contains lymphocytes that can stimulate an immune response. 
B)  filters lymph as it flows through the spleen. 
C)  destroys defective red blood cells. 
D)  All of the choices are correct. 
A)  contains lymphocytes that can stimulate an immune response. 
B)  filters lymph as it flows through the spleen. 
C)  destroys defective red blood cells. 
D)  All of the choices are correct.

Question 20

Match the type of cell with its function.
-Natural killer cell

Accepted Answer

A) First cell to enter infected tissue 
B) Will become macrophage in tissue 
C) Lyses tumor and virus-infected cells 
D) Cell that increases in number during a parasitic infection 
E) Nonmotile cells in connective tissue that promote inflammation 
A) First cell to enter infected tissue 
B) Will become macrophage in tissue 
C) Lyses tumor and virus-infected cells 
D) Cell that increases in number during a parasitic infection 
E) Nonmotile cells in connective tissue that promote inflammation

Exam 22: Lymphatic System and Immunity

Inflammation of the inguinal lymph nodes is an indication of possible infection in the ________.

T helper cells possess a glycoprotein called CD4. This molecule binds to ________.

The redness and heat seen in an inflamed area are the result of

The lymphatic system differs from the cardiovascular system in that

Different T-cell receptors can respond to different antigens because of different

Which is the correct sequence of events in the humoral immune response?

Lymph from which of the following area of the body will pass through the thoracic duct before entering the bloodstream?

Jared received a donor kidney. After the first week, it became apparent that Jared's body was rejecting the organ. This is due to

The introduction of antibodies from another source will stimulate the production of antibodies by the body.

Antibodies are produced by

Tolerance to antigens is induced by ________.

Which of the following is correctly matched?

Which of the following is usually the first cell type to leave the blood and enter infected tissues?

Artificially stimulating the proliferation of cytotoxic T cells to destroy cancer cells is an example of ________.

The effects of cell-mediated immunity are the result of activities of ________.

The organs of the lymphatic system include lymph nodes, the spleen, and the thyroid gland.

Structurally, lymph vessels are most similar to ________.

The palatine tonsils

The white pulp of the spleen

Match the type of cell with its function. -Natural killer cell

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joint and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Respiratory System

Digestive System

Nutrition, Metabolism, and Temperature Regulation

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive System

Development, Growth, Aging, and Genetics

Filters