Question 1

Match the appropriate characteristic with the type of immunity.
-cells mature in thymus gland

Accepted Answer

A) innate immunity 
B) antibody-mediated immunity 
C) cell-mediated immunity 
D) both antibody and cell-mediated immunity 
E) innate immunity, antibody-mediated immunity and cell-mediated immunity 
A) innate immunity 
B) antibody-mediated immunity 
C) cell-mediated immunity 
D) both antibody and cell-mediated immunity 
E) innate immunity, antibody-mediated immunity and cell-mediated immunity

Question 2

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 3

Cells that process antigen and present antigens to other immune cells are called

Accepted Answer

A)  plasma cells. 
B)  antigen-presenting cells. 
C)  B receptor cells. 
D)  T suppressor cells. 
E)  antibodies. 
A)  plasma cells. 
B)  antigen-presenting cells. 
C)  B receptor cells. 
D)  T suppressor cells. 
E)  antibodies.

Question 4

Match the term or description to the type of hypersensitivity.
-atopy

Accepted Answer

A) immediate hypersensitivity 
B) delayed hypersensitivity 
A) immediate hypersensitivity 
B) delayed hypersensitivity

Question 5

Lacteals are

Accepted Answer

A)  a type of lymphocyte. 
B)  a nonspecific defense. 
C)  lymphatic vessels in the lining of the small intestine. 
D)  the sinuses inside a lymph node. 
E)  germinal centers. 
A)  a type of lymphocyte. 
B)  a nonspecific defense. 
C)  lymphatic vessels in the lining of the small intestine. 
D)  the sinuses inside a lymph node. 
E)  germinal centers.

Question 6

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 7

The thymus is where ____ mature and become functional immune cells.

Accepted Answer

A)  pre-T cells 
B)  pre-B cells 
C)  macrophages 
D)  null cells 
E)  C cells. 
A)  pre-T cells 
B)  pre-B cells 
C)  macrophages 
D)  null cells 
E)  C cells.

Question 8

Match the term with the appropriate description.
-prostaglandins

Accepted Answer

A) lipids that cause smooth muscle relaxation and vasodilation 
B) lymph nodules aggregated in the small intestinal wall 
C) rounded epithelial structures found in the medulla of thymus 
D) areas of a lymph node where lymphocytes divide 
E) a chemical released from mast cells that causes vasodilation 
A) lipids that cause smooth muscle relaxation and vasodilation 
B) lymph nodules aggregated in the small intestinal wall 
C) rounded epithelial structures found in the medulla of thymus 
D) areas of a lymph node where lymphocytes divide 
E) a chemical released from mast cells that causes vasodilation

Question 9

Which of the following is false?

Accepted Answer

A)  The HIV virus binds to the CD4 molecule of host cells. 
B)  There is currently only one cure for AIDS - AZT. 
C)  Most manifestations of AIDS are explained by the loss of helper T cell functions. 
D)  Once infected by the virus, a person will test positive for HIV antibodies. 
E)  In order for HIV to replicate, viral RNA is used to make viral DNA, which is inserted into the host cell's DNA. 
A)  The HIV virus binds to the CD4 molecule of host cells. 
B)  There is currently only one cure for AIDS - AZT. 
C)  Most manifestations of AIDS are explained by the loss of helper T cell functions. 
D)  Once infected by the virus, a person will test positive for HIV antibodies. 
E)  In order for HIV to replicate, viral RNA is used to make viral DNA, which is inserted into the host cell's DNA.

Question 10

Interferon production is stimulated by

Accepted Answer

A)  a viral infection. 
B)  the complement cascade. 
C)  antigen-presenting cells. 
D)  degranulation of basophils. 
E)  inflammation. 
A)  a viral infection. 
B)  the complement cascade. 
C)  antigen-presenting cells. 
D)  degranulation of basophils. 
E)  inflammation.

Question 11

Tolerance is a state of

Accepted Answer

A)  hypersensitivity. 
B)  transplant rejection. 
C)  unresponsiveness to antigens. 
D)  responding to self-antigens. 
E)  non-recognition of antigens. 
A)  hypersensitivity. 
B)  transplant rejection. 
C)  unresponsiveness to antigens. 
D)  responding to self-antigens. 
E)  non-recognition of antigens.

Question 12

The right lymphatic duct drains lymph from the

Accepted Answer

A)  abdomen. 
B)  upper part of the body. 
C)  right arm, right chest, and right side of head. 
D)  right side of the body. 
E)  left arm, left chest, and left side of head. 
A)  abdomen. 
B)  upper part of the body. 
C)  right arm, right chest, and right side of head. 
D)  right side of the body. 
E)  left arm, left chest, and left side of head.

Question 13

Match the term or description to the type of hypersensitivity.
-immune complex disease

Accepted Answer

A) immediate hypersensitivity 
B) delayed hypersensitivity 
A) immediate hypersensitivity 
B) delayed hypersensitivity

Question 14

Antibodies

Accepted Answer

A)  activate antigens. 
B)  may initiate inflammation and enhance phagocytosis. 
C)  are proteins produced by T helper cells. 
D)  are needed for costimulation. 
E)  have memory. 
A)  activate antigens. 
B)  may initiate inflammation and enhance phagocytosis. 
C)  are proteins produced by T helper cells. 
D)  are needed for costimulation. 
E)  have memory.

Question 15

In the cell-mediated immune response, T cells secrete ____, which activate additional components of the immune system.

Accepted Answer

A)  antibodies 
B)  complement 
C)  collagen 
D)  cytokines 
E)  histamine 
A)  antibodies 
B)  complement 
C)  collagen 
D)  cytokines 
E)  histamine

Question 16

What is the function of thymosin?

Accepted Answer

A)  destroys damaged red blood cells 
B)  destroys damaged white blood cells 
C)  activates lymphocytes in lymph nodes 
D)  maturation of T-cells 
A)  destroys damaged red blood cells 
B)  destroys damaged white blood cells 
C)  activates lymphocytes in lymph nodes 
D)  maturation of T-cells

Question 17

A traditional method of providing temporary immunity for a person who is suspected of being infected (usually be an animal bite) with rabies is classified as

Accepted Answer

A)  active natural immunity. 
B)  active artificial immunity. 
C)  passive natural immunity. 
D)  passive artificial immunity. 
E)  passive active immunity. 
A)  active natural immunity. 
B)  active artificial immunity. 
C)  passive natural immunity. 
D)  passive artificial immunity. 
E)  passive active immunity.

Question 18

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 19

The process of eliminating those lymphocytes that react or respond against self-antigens is called

Accepted Answer

A)  phagocytosis. 
B)  inflammation. 
C)  negative selection. 
D)  activation of complement. 
E)  natural selection. 
A)  phagocytosis. 
B)  inflammation. 
C)  negative selection. 
D)  activation of complement. 
E)  natural selection.

Question 20

Match the appropriate characteristic with the type of immunity.
-no hypersensitivity

Accepted Answer

A) innate immunity 
B) antibody-mediated immunity 
C) cell-mediated immunity 
D) both antibody and cell-mediated immunity 
E) innate immunity, antibody-mediated immunity and cell-mediated immunity 
A) innate immunity 
B) antibody-mediated immunity 
C) cell-mediated immunity 
D) both antibody and cell-mediated immunity 
E) innate immunity, antibody-mediated immunity and cell-mediated immunity

Exam 22: Lymphatic System and Immunity

Match the appropriate characteristic with the type of immunity. -cells mature in thymus gland

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

Cells that process antigen and present antigens to other immune cells are called

Match the term or description to the type of hypersensitivity. -atopy

Lacteals are

Tolerance to antigens is induced by

The thymus is where ____ mature and become functional immune cells.

Match the term with the appropriate description. -prostaglandins

Which of the following is false?

Interferon production is stimulated by

Tolerance is a state of

The right lymphatic duct drains lymph from the

Match the term or description to the type of hypersensitivity. -immune complex disease

Antibodies

In the cell-mediated immune response, T cells secrete ____, which activate additional components of the immune system.

What is the function of thymosin?

A traditional method of providing temporary immunity for a person who is suspected of being infected (usually be an animal bite) with rabies is classified as

Which of the following is correctly matched?

The process of eliminating those lymphocytes that react or respond against self-antigens is called

Match the appropriate characteristic with the type of immunity. -no hypersensitivity

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