Question 1

Which of these statements correctly describes plasma cells?

Accepted Answer

A) They are derived from T cells. 
B) They have an expanded rough endoplasmic reticulum. 
C)  They do not secrete antibodies but remain dormant and expand the clone specific for the invading antigen. 
D)  They are derived from T cells and have an expanded rough endoplasmic reticulum. 
A) They are derived from T cells. 
B) They have an expanded rough endoplasmic reticulum. 
C)  They do not secrete antibodies but remain dormant and expand the clone specific for the invading antigen. 
D)  They are derived from T cells and have an expanded rough endoplasmic reticulum. B

Question 2

Which part of the antibody is Y-shaped?

Accepted Answer

A) antigen-binding fragments 
B) tail portion 
C)  light chains 
D)  arm regions 
A) antigen-binding fragments 
B) tail portion 
C)  light chains 
D)  arm regions C

Question 3

A pyrogen induces the development of ____________________.

Accepted Answer

fever

Question 4

Which of these statements does NOT correctly describe antigen-binding fragments (Fab) of antibodies?

Accepted Answer

A) They are located in the arm tips of the antibody molecule. 
B) They are located in the tail portion of the antibody molecule. 
C)  They are unique for each different antibody so that each antibody can interact only with an antigen that specifically matches it. 
D)  Unique antibodies bind specifically with millions of antigens. 
A) They are located in the arm tips of the antibody molecule. 
B) They are located in the tail portion of the antibody molecule. 
C)  They are unique for each different antibody so that each antibody can interact only with an antigen that specifically matches it. 
D)  Unique antibodies bind specifically with millions of antigens.

Question 5

Passive immunity is NOT accomplished by transfer of which of the following?

Accepted Answer

A) IgA 
B) IgE 
C)  IgG 
D)  IgM 
A) IgA 
B) IgE 
C)  IgG 
D)  IgM

Question 6

Name two categories of drugs that exert anti-inflammatory effects.

Accepted Answer

salicylate

Question 7

Hives result from an allergy-induced histamine release.

Accepted Answer

A) True 
 B)False

Question 8

Which of these statements does NOT correctly describe T cells?

Accepted Answer

A) Cytotoxic T cells release chemicals that destroy targeted cells. 
B) Helper T cells enhance the activity of other T cells and B cells. 
C)  Suppressor T cells are believed to play an important role in tolerance to self-antigens. 
D)  Helper T cells can combine only with host cells bearing both foreign antigen and class I, MHC-encoded self-antigens on their surface. 
A) Cytotoxic T cells release chemicals that destroy targeted cells. 
B) Helper T cells enhance the activity of other T cells and B cells. 
C)  Suppressor T cells are believed to play an important role in tolerance to self-antigens. 
D)  Helper T cells can combine only with host cells bearing both foreign antigen and class I, MHC-encoded self-antigens on their surface.

Question 9

Which of these statements correctly describes active immunity?

Accepted Answer

A) It is self-generated upon exposure to antigen. 
B) It can be produced only as a result of a person actually having the disease. 
C)  It involves administration of preformed antibodies. 
D)  It is acquired in the newborn as a result of the transfer of antibodies across the placenta during intrauterine development. 
A) It is self-generated upon exposure to antigen. 
B) It can be produced only as a result of a person actually having the disease. 
C)  It involves administration of preformed antibodies. 
D)  It is acquired in the newborn as a result of the transfer of antibodies across the placenta during intrauterine development.

Question 10

Which of these statements does NOT correctly describe cancer cells?

Accepted Answer

A) Cancer cells arise only when multiple independent mutations occur within the same cell. 
B) Cancer cells lack the ability to perform the specialized functions of the normal cell type from which they mutated. 
C)  The body has no means by which to defend against cancer cells. 
D)  Cancer cells usually do not adhere well to neighbouring cells, so some of them may break away from the parent tumour. 
A) Cancer cells arise only when multiple independent mutations occur within the same cell. 
B) Cancer cells lack the ability to perform the specialized functions of the normal cell type from which they mutated. 
C)  The body has no means by which to defend against cancer cells. 
D)  Cancer cells usually do not adhere well to neighbouring cells, so some of them may break away from the parent tumour.

Question 11

Indicate the characteristics that apply to bacteria and viruses, labelled a. and b. (Options may be used more than once or not at all.)
a. pertains to bacteria
b. pertains to viruses
-can transform normal host cells into cancer cells

Accepted Answer

The answer of Indicate the characteristics that apply to bacteria...

Question 12

Which of these statements correctly describes chemotaxins?

Accepted Answer

A) They are specialized antibodies. 
B) They attract migrating phagocytic cells. 
C)  They destroy histamine and other vasodilators. 
D)  They engulf foreign particles. 
A) They are specialized antibodies. 
B) They attract migrating phagocytic cells. 
C)  They destroy histamine and other vasodilators. 
D)  They engulf foreign particles.

Question 13

____________________ immunity is conferred by receipt of preformed antibodies.

Accepted Answer

The answer of ____________________ immunity is conferred by receipt of...

Question 14

Match the defence cell, labelled a. through d., with the correct characteristics. (Options may be used more than once or not at all.)
a.keratinocytes
b.melanocytes
c.Langerhans cells
d.Granstein cells
-secrete a substance that absorbs harmful ultraviolet rays

Accepted Answer

The answer of Match the defence cell, labelled a. through...

Question 15

Eosinophils are attracted to sites involved with delayed allergic reactions.

Accepted Answer

A) True 
 B)False

Question 16

____________________ refers to the body's ability to resist or eliminate potentially harmful foreign materials or abnormal cells.

Accepted Answer

The answer of ____________________ refers to the body's ability to...

Question 17

Match the condition, labelled a. through g., with the characteristic.
a.serum sickness
b.immediate hypersensitivity
c.acquired immune deficiency syndrome
d.delayed hypersensitivity
e.immune-complex disease
f.autoimmune disease
g.severe combined immunodeficiency
-allergic response mediated by T cells
Indicate whether the following characteristics apply to the Fab or Fc region of an antibody, labelled
a.applies to the Fab region
a. and
b.
applies to the Fc region
b. (Options may be used more than once or not at all.)

Accepted Answer

The answer of Match the condition, labelled a. through g.,...

Question 18

Indicate the characteristics that apply to bacteria and viruses, labelled a. and b. (Options may be used more than once or not at all.)
a. pertains to bacteria
b. pertains to viruses
-produce hair and nails

Accepted Answer

The answer of Indicate the characteristics that apply to bacteria...

Question 19

Debris trapped on the sticky mucus lining the respiratory airways is primarily cleared away by the alveolar macrophages.

Accepted Answer

A) True 
 B)False

Question 20

Which of these statements correctly describes interferon?

Accepted Answer

A) It is a family of proteins that defends against viruses. 
B) It is a natural killer cell. 
C)  It is a specific bacterial surface receptor. 
D)  It is a specialized type of white blood cell. 
A) It is a family of proteins that defends against viruses. 
B) It is a natural killer cell. 
C)  It is a specific bacterial surface receptor. 
D)  It is a specialized type of white blood cell.

Which of these statements correctly describes plasma cells?

Which part of the antibody is Y-shaped?

A pyrogen induces the development of ____________________.

Which of these statements does NOT correctly describe antigen-binding fragments (Fab) of antibodies?

Passive immunity is NOT accomplished by transfer of which of the following?

Name two categories of drugs that exert anti-inflammatory effects.

Hives result from an allergy-induced histamine release.

Which of these statements does NOT correctly describe T cells?

Which of these statements correctly describes active immunity?

Which of these statements does NOT correctly describe cancer cells?

Indicate the characteristics that apply to bacteria and viruses, labelled a. and b. (Options may be used more than once or not at all.) a. pertains to bacteria b. pertains to viruses -can transform normal host cells into cancer cells

Which of these statements correctly describes chemotaxins?

____________________ immunity is conferred by receipt of preformed antibodies.

Match the defence cell, labelled a. through d., with the correct characteristics. (Options may be used more than once or not at all.) a.keratinocytes b.melanocytes c.Langerhans cells d.Granstein cells -secrete a substance that absorbs harmful ultraviolet rays

Eosinophils are attracted to sites involved with delayed allergic reactions.

____________________ refers to the body's ability to resist or eliminate potentially harmful foreign materials or abnormal cells.

Indicate the characteristics that apply to bacteria and viruses, labelled a. and b. (Options may be used more than once or not at all.) a. pertains to bacteria b. pertains to viruses -produce hair and nails

Debris trapped on the sticky mucus lining the respiratory airways is primarily cleared away by the alveolar macrophages.

Which of these statements correctly describes interferon?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division; Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

The Digestive System

Energy Balance and Temperature Regulation

Filters

Exam 10: The Blood Vessels and Blood Pressure

Which of these statements correctly describes plasma cells?

Which part of the antibody is Y-shaped?

A pyrogen induces the development of ____________________.

Which of these statements does NOT correctly describe antigen-binding fragments (Fab) of antibodies?

Passive immunity is NOT accomplished by transfer of which of the following?

Name two categories of drugs that exert anti-inflammatory effects.

Hives result from an allergy-induced histamine release.

Which of these statements does NOT correctly describe T cells?

Which of these statements correctly describes active immunity?

Which of these statements does NOT correctly describe cancer cells?

Indicate the characteristics that apply to bacteria and viruses, labelled a. and b. (Options may be used more than once or not at all.) a. pertains to bacteria b. pertains to viruses -can transform normal host cells into cancer cells

Which of these statements correctly describes chemotaxins?

____________________ immunity is conferred by receipt of preformed antibodies.

Match the defence cell, labelled a. through d., with the correct characteristics. (Options may be used more than once or not at all.) a.keratinocytes b.melanocytes c.Langerhans cells d.Granstein cells -secrete a substance that absorbs harmful ultraviolet rays

Eosinophils are attracted to sites involved with delayed allergic reactions.

____________________ refers to the body's ability to resist or eliminate potentially harmful foreign materials or abnormal cells.

Indicate the characteristics that apply to bacteria and viruses, labelled a. and b. (Options may be used more than once or not at all.) a. pertains to bacteria b. pertains to viruses -produce hair and nails

Debris trapped on the sticky mucus lining the respiratory airways is primarily cleared away by the alveolar macrophages.

Which of these statements correctly describes interferon?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System: Afferent Division; Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

The Digestive System

Energy Balance and Temperature Regulation

Filters