Question 1

-This diagram illustrates the effects of antibodies. What effect does "E" represent?

Accepted Answer

A)  activation of complement cascade 
B)  facilitation of phagocytosis 
C)  initiates release of inflammatory chemicals 
D)  binds antigens together 
E)  inactivation of antigens 
A)  activation of complement cascade 
B)  facilitation of phagocytosis 
C)  initiates release of inflammatory chemicals 
D)  binds antigens together 
E)  inactivation of antigens

Question 2

Which of the following might occur after a helper T cell is presented with a processed antigen and costimulated?

Accepted Answer

A)  Helper T cells destroy the presenting cell. 
B)  Helper T cells produce antibodies. 
C)  Helper T cells release interleukins that stimulate B cells to clone. 
D)  Helper T cells stop division. 
E)  Helper T cells lyse. 
A)  Helper T cells destroy the presenting cell. 
B)  Helper T cells produce antibodies. 
C)  Helper T cells release interleukins that stimulate B cells to clone. 
D)  Helper T cells stop division. 
E)  Helper T cells lyse.

Question 3

Which of the following substances causes increased capillary permeability, chemotaxis, and vasodilation?

Accepted Answer

A)  histamine 
B)  protaglandins 
C)  leukotrienes 
D)  complement 
E)  cytokines 
A)  histamine 
B)  protaglandins 
C)  leukotrienes 
D)  complement 
E)  cytokines

Question 4

Which of the following would be classified as an innate physical barrier?

Accepted Answer

A)  activation of complement 
B)  phagocytosis of invading organisms 
C)  washing action of tears and saliva 
D)  inflammation 
E)  release of histamine 
A)  activation of complement 
B)  phagocytosis of invading organisms 
C)  washing action of tears and saliva 
D)  inflammation 
E)  release of histamine

Question 5

Match the appropriate characteristic with the type of immunity.
-tears and saliva

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 6

Match the appropriate characteristic with the type of immunity.
-cytokines produced

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 7

Which is the proper order of events in cell-mediated immunity? (1) cloning of cytotoxic T cells and memory T cells
(2) antigen presented to T lymphocyte
(3) activation of T lymphocytes
(4) cytotoxic T cells attack target cells

Accepted Answer

A)  2, 3, 4, 1 
B)  1, 4, 2, 3 
C)  2, 3, 1, 4 
D)  3, 2, 4, 1 
E)  1, 2, 3, 4, 
A)  2, 3, 4, 1 
B)  1, 4, 2, 3 
C)  2, 3, 1, 4 
D)  3, 2, 4, 1 
E)  1, 2, 3, 4,

Question 8

Match the cell of adaptive immunity with its function.
-helper T cell

Accepted Answer

A) quick and responsive to antigen, remembers previous exposure 
B) after activitaion, differentiates to become plasma cell or memory B cell 
C) produces antibodies 
D) destroys cells by lysis or by production of cytokines 
E) activates B and effector T cells 
A) quick and responsive to antigen, remembers previous exposure 
B) after activitaion, differentiates to become plasma cell or memory B cell 
C) produces antibodies 
D) destroys cells by lysis or by production of cytokines 
E) activates B and effector T cells

Question 9

Match the term or description to the type of hypersensitivity.
-mediated by T cells

Accepted Answer

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

Question 10

The type of adaptive immunity that provides immediate protection against disease when there is no time for the person to develop their own immunity is called _____ immunity.

Accepted Answer

A)  active natural 
B)  active artificial 
C)  passive innate 
D)  passive artificial 
E)  active immediate 
A)  active natural 
B)  active artificial 
C)  passive innate 
D)  passive artificial 
E)  active immediate

Question 11

Match the appropriate characteristic with the type of immunity.
-organ rejection

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 12

Primary lymphatic organs include the

Accepted Answer

A)  tonsils and spleen. 
B)  thymus and lymph nodes. 
C)  red bone marrow and thymus. 
D)  red bone marrow and lymph nodes. 
A)  tonsils and spleen. 
B)  thymus and lymph nodes. 
C)  red bone marrow and thymus. 
D)  red bone marrow and lymph nodes.

Question 13

Which of the following statements concerning the spleen is true?

Accepted Answer

A)  Splenic arteries enter the organ at the periarterial sheath. 
B)  The spleen can act as a blood reservoir. 
C)  The white pulp is associated with the venous supply. 
D)  The red pulp has trabeculae. 
E)  Humans can not survive without a spleen. 
A)  Splenic arteries enter the organ at the periarterial sheath. 
B)  The spleen can act as a blood reservoir. 
C)  The white pulp is associated with the venous supply. 
D)  The red pulp has trabeculae. 
E)  Humans can not survive without a spleen.

Question 14

Adenoids are enlarged

Accepted Answer

A)  lingual tonsils. 
B)  pharyngeal tonsils. 
C)  palatine tonsils. 
D)  cervical lymph nodes. 
E)  axillary lymph nodes. 
A)  lingual tonsils. 
B)  pharyngeal tonsils. 
C)  palatine tonsils. 
D)  cervical lymph nodes. 
E)  axillary lymph nodes.

Question 15

Lymph containing a high lipid content is called

Accepted Answer

A)  chyle. 
B)  chyme. 
C)  lacteal. 
D)  interstitial fluid. 
A)  chyle. 
B)  chyme. 
C)  lacteal. 
D)  interstitial fluid.

Question 16

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 17

Which of the following characteristics is/are most consistent with adaptive immunity?

Accepted Answer

A)  constant response to each exposure 
B)  specificity 
C)  memory 
D)  increased response to second and subsequent exposures 
E)  specificity, memory and increased response to second and subsequent exposures 
A)  constant response to each exposure 
B)  specificity 
C)  memory 
D)  increased response to second and subsequent exposures 
E)  specificity, memory and increased response to second and subsequent exposures

Question 18

The movement of leukocytes to the source of certain chemicals is called

Accepted Answer

A)  chemotaxis. 
B)  opsonization. 
C)  chemoreception. 
D)  phagocytosis. 
E)  hemolysis. 
A)  chemotaxis. 
B)  opsonization. 
C)  chemoreception. 
D)  phagocytosis. 
E)  hemolysis.

Question 19

The type of cell responsible for the secondary response is a

Accepted Answer

A)  mast cell. 
B)  macrophage. 
C)  memory cell. 
D)  red blood cell. 
E)  monocyte. 
A)  mast cell. 
B)  macrophage. 
C)  memory cell. 
D)  red blood cell. 
E)  monocyte.

Question 20

The lymphatic system is involved in

Accepted Answer

A)  lipid absorption from the digestive tract. 
B)  transporting lymph from the intestines to the liver. 
C)  maintenance of pH in the tissues. 
D)  production of erythrocytes. 
E)  protein metabolism. 
A)  lipid absorption from the digestive tract. 
B)  transporting lymph from the intestines to the liver. 
C)  maintenance of pH in the tissues. 
D)  production of erythrocytes. 
E)  protein metabolism.

Exam 22: Lymphatic System and Immunity

-This diagram illustrates the effects of antibodies. What effect does "E" represent?

Which of the following might occur after a helper T cell is presented with a processed antigen and costimulated?

Which of the following substances causes increased capillary permeability, chemotaxis, and vasodilation?

Which of the following would be classified as an innate physical barrier?

Match the appropriate characteristic with the type of immunity. -tears and saliva

Match the appropriate characteristic with the type of immunity. -cytokines produced

Which is the proper order of events in cell-mediated immunity? (1) cloning of cytotoxic T cells and memory T cells (2) antigen presented to T lymphocyte (3) activation of T lymphocytes (4) cytotoxic T cells attack target cells

Match the cell of adaptive immunity with its function. -helper T cell

Match the term or description to the type of hypersensitivity. -mediated by T cells

The type of adaptive immunity that provides immediate protection against disease when there is no time for the person to develop their own immunity is called _____ immunity.

Match the appropriate characteristic with the type of immunity. -organ rejection

Primary lymphatic organs include the

Which of the following statements concerning the spleen is true?

Adenoids are enlarged

Lymph containing a high lipid content is called

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

Which of the following characteristics is/are most consistent with adaptive immunity?

The movement of leukocytes to the source of certain chemicals is called

The type of cell responsible for the secondary response is a

The lymphatic system is involved in

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