Question 1

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

Accepted Answer

A)  Histamine 
B)  Prostaglandins 
C)  Leukotrienes 
D)  Complement 
E)  Cytokines 
A)  Histamine 
B)  Prostaglandins 
C)  Leukotrienes 
D)  Complement 
E)  Cytokines

Question 2

A body fluid has been collected and IgA antibodies have been detected. Which of the following statements is correct in regard to the fluid?

Accepted Answer

A)  The body fluid is most likely saliva due to the presence of IgA antibodies. 
B)  The body fluid is most likely lymph that contain B lymphocytes because IgA antibodies are most often attached to B lymphocytes. 
C)  The body fluid is most likely blood because IgA antibodies are only found in blood. 
A)  The body fluid is most likely saliva due to the presence of IgA antibodies. 
B)  The body fluid is most likely lymph that contain B lymphocytes because IgA antibodies are most often attached to B lymphocytes. 
C)  The body fluid is most likely blood because IgA antibodies are only found in blood.

Question 3

Kerri purchased a new plant that she thought was just perfect. Unfortunately, she developed a rash after handling the plant. The rash is most likely the result of

Accepted Answer

A)  haptens derived from the plant combining with skin molecules and then stimulating an immune response. 
B)  haptens binding directly to helper T cells and stimulating an immune response. 
C)  haptens damaging blood vessels in the skin, resulting in increased permeability of these blood vessels. 
D)  haptens interacting with existing antibodies and destroying Kerri's adaptive immunity. 
A)  haptens derived from the plant combining with skin molecules and then stimulating an immune response. 
B)  haptens binding directly to helper T cells and stimulating an immune response. 
C)  haptens damaging blood vessels in the skin, resulting in increased permeability of these blood vessels. 
D)  haptens interacting with existing antibodies and destroying Kerri's adaptive immunity.

Question 4

Cell-mediated immunity would be least effective against ________.

Accepted Answer

A)  tumor cells 
B)  virally infected cells 
C)  intracellular bacteria 
D)  extracellular antigens 
E)  intracellular parasites 
A)  tumor cells 
B)  virally infected cells 
C)  intracellular bacteria 
D)  extracellular antigens 
E)  intracellular parasites

Question 5

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 6

Which of the following statements concerning neutrophils and macrophages is false?

Accepted Answer

A)  They both exhibit chemotaxis. 
B)  They both move by amoeboid motion. 
C)  Both are capable of phagocytosis. 
D)  Both release histamine when activated. 
E)  Both can squeeze between cells. 
A)  They both exhibit chemotaxis. 
B)  They both move by amoeboid motion. 
C)  Both are capable of phagocytosis. 
D)  Both release histamine when activated. 
E)  Both can squeeze between cells.

Question 7

Match the cell of adaptive immunity with its function.
-B cell

Accepted Answer

A) Quick and responsive to antigen, remembers previous exposure 
B) After activation, 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 activation, 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 8

Lymphocyte activation can occur in several ways. However, in all cases

Accepted Answer

A)  lymphocytes must recognize an antigen. 
B)  helper T cells are activated first and they then stimulate other cells. 
C)  antigen-presenting cells process the antigen and present it to the lymphocytes. 
D)  cytokines released by the antigen stimulate the lymphocyte response. 
E)  antigens must be able to recognize the lymphocytes. 
A)  lymphocytes must recognize an antigen. 
B)  helper T cells are activated first and they then stimulate other cells. 
C)  antigen-presenting cells process the antigen and present it to the lymphocytes. 
D)  cytokines released by the antigen stimulate the lymphocyte response. 
E)  antigens must be able to recognize the lymphocytes.

Question 9

As a result of opsonization,

Accepted Answer

A)  holes are produced in target cell membranes. 
B)  organ transplant rejection occurs. 
C)  antigens are more susceptible to phagocytosis. 
D)  antigens clump together. 
E)  inflammation, chemotaxis, and lysis occur. 
A)  holes are produced in target cell membranes. 
B)  organ transplant rejection occurs. 
C)  antigens are more susceptible to phagocytosis. 
D)  antigens clump together. 
E)  inflammation, chemotaxis, and lysis occur.

Question 10

All of the following are components of lymph, except

Accepted Answer

A)  water. 
B)  ions. 
C)  nutrients. 
D)  hormones. 
E)  red blood cells. 
A)  water. 
B)  ions. 
C)  nutrients. 
D)  hormones. 
E)  red blood cells.

Question 11

Which of the following is NOT a characteristic of adaptive immunity?

Accepted Answer

A)  It has memory. 
B)  You are born with it. 
C)  It has specificity. 
D)  Acquired throughout your lifetime 
A)  It has memory. 
B)  You are born with it. 
C)  It has specificity. 
D)  Acquired throughout your lifetime

Question 12

Inflammation of the lingual tonsil blocks air flow through the auditory tube, disrupting pressure equalization in the middle ear.

Accepted Answer

A) True 
 B)False

Question 13

If the lymphatic vessels of the digestive tract were damaged, we would expect

Accepted Answer

A)  a decrease in the absorption of lipids from the small intestine. 
B)  a decrease in the absorption of carbohydrates from the small intestines. 
C)  a decrease in the absorption of amino acids from the small intestine. 
D)  no affect because lymphatic vessels are scarce in the digestive tract. 
A)  a decrease in the absorption of lipids from the small intestine. 
B)  a decrease in the absorption of carbohydrates from the small intestines. 
C)  a decrease in the absorption of amino acids from the small intestine. 
D)  no affect because lymphatic vessels are scarce in the digestive tract.

Question 14

Which of the following best describes the structure of lymphatic capillary walls?

Accepted Answer

A)  Thin-walled, with tightly joined squamous cells 
B)  Thin-walled, with tightly joined cuboidal cells 
C)  Thick-walled, with overlapping squamous cells 
D)  Thick-walled, with tightly joined squamous cells 
E)  Thin-walled, with overlapping squamous cells 
A)  Thin-walled, with tightly joined squamous cells 
B)  Thin-walled, with tightly joined cuboidal cells 
C)  Thick-walled, with overlapping squamous cells 
D)  Thick-walled, with tightly joined squamous cells 
E)  Thin-walled, with overlapping squamous cells

Question 15

Transfusing a person with plasma proteins from a person or an animal that has been actively immunized against a specific antigen provides ________ immunity.

Accepted Answer

A)  active 
B)  passive 
C)  no 
D)  auto 
E)  natural 
A)  active 
B)  passive 
C)  no 
D)  auto 
E)  natural

Question 16

Mucosal associated lymphatic tissues (MALT) are

Accepted Answer

A)  aggregates of macrophages located in the intestines. 
B)  clusters of splenocytes located in the lamina propria of mucous membranes. 
C)  clumps of mucous lining the lumen of the gastrointestinal tract. 
D)  aggregates of lymphatic tissue scattered throughout the lamina propria of mucous membranes. 
A)  aggregates of macrophages located in the intestines. 
B)  clusters of splenocytes located in the lamina propria of mucous membranes. 
C)  clumps of mucous lining the lumen of the gastrointestinal tract. 
D)  aggregates of lymphatic tissue scattered throughout the lamina propria of mucous membranes.

Question 17

A sharp blow to the ________ could result in rupture of the spleen.

Accepted Answer

A)  left hypochondriac region 
B)  left iliac region 
C)  epigastric region 
D)  umbilical region 
A)  left hypochondriac region 
B)  left iliac region 
C)  epigastric region 
D)  umbilical region

Question 18

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

Accepted Answer

A) Innate immunity 
B) Antibody-mediated immunity 
C) Cell-mediated immunity 
D) Both antibody-mediated 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-mediated and cell-mediated immunity 
E) Innate immunity, antibody-mediated immunity, and cell-mediated immunity

Question 19

The MHC (major histocompatibility complex) class molecules

Accepted Answer

A)  are only found on B cells. 
B)  are found in the nucleus of cells. 
C)  allow the immune system to respond to antigens inside cells. 
D)  are lipoproteins on cell surfaces. 
E)  do not attach to plasma membranes. 
A)  are only found on B cells. 
B)  are found in the nucleus of cells. 
C)  allow the immune system to respond to antigens inside cells. 
D)  are lipoproteins on cell surfaces. 
E)  do not attach to plasma membranes.

Question 20

Match the appropriate characteristic with the type of immunity.
-Neutrophils and macrophages

Accepted Answer

A) Innate immunity 
B) Antibody-mediated immunity 
C) Cell-mediated immunity 
D) Both antibody-mediated 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-mediated and cell-mediated immunity 
E) Innate immunity, antibody-mediated immunity, and cell-mediated immunity

Exam 22: Lymphatic System and Immunity

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

A body fluid has been collected and IgA antibodies have been detected. Which of the following statements is correct in regard to the fluid?

Kerri purchased a new plant that she thought was just perfect. Unfortunately, she developed a rash after handling the plant. The rash is most likely the result of

Cell-mediated immunity would be least effective against ________.

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

Which of the following statements concerning neutrophils and macrophages is false?

Match the cell of adaptive immunity with its function. -B cell

Lymphocyte activation can occur in several ways. However, in all cases

As a result of opsonization,

All of the following are components of lymph, except

Which of the following is NOT a characteristic of adaptive immunity?

Inflammation of the lingual tonsil blocks air flow through the auditory tube, disrupting pressure equalization in the middle ear.

If the lymphatic vessels of the digestive tract were damaged, we would expect

Which of the following best describes the structure of lymphatic capillary walls?

Transfusing a person with plasma proteins from a person or an animal that has been actively immunized against a specific antigen provides ________ immunity.

Mucosal associated lymphatic tissues (MALT) are

A sharp blow to the ________ could result in rupture of the spleen.

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

The MHC (major histocompatibility complex) class molecules

Match the appropriate characteristic with the type of immunity. -Neutrophils and macrophages

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

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