Question 1

IgD antibodies

Accepted Answer

A) decline in levels as IgG production accelerates. 
B) are important in the allergic response. 
C) are the anti-Rh antibodies produced by Rh-negative mothers. 
D) attack bacteria insensitive to IgG. 
E) bind antigens in the extracellular fluid to B cells. 
A) decline in levels as IgG production accelerates. 
B) are important in the allergic response. 
C) are the anti-Rh antibodies produced by Rh-negative mothers. 
D) attack bacteria insensitive to IgG. 
E) bind antigens in the extracellular fluid to B cells.

Question 2

Choose the correct paired interaction in order for T cell activation to occur.

Accepted Answer

A) CD8 T cells; Class I MHC proteins 
B) CD4 T cells; Class I MHC proteins 
C) CD8 T cells; Class II MHC proteins 
D) CD6 T cells; Class I MHC proteins 
E) CD6 T cells; Class II MHC proteins 
A) CD8 T cells; Class I MHC proteins 
B) CD4 T cells; Class I MHC proteins 
C) CD8 T cells; Class II MHC proteins 
D) CD6 T cells; Class I MHC proteins 
E) CD6 T cells; Class II MHC proteins

Question 3

Besides suppressor T cells, some ________ also help suppress immune function and shorten the duration of the immune response.

Accepted Answer

A) interleukins 
B) TNFs 
C) phagocytic regulators 
D) CSFs 
E) interferons 
A) interleukins 
B) TNFs 
C) phagocytic regulators 
D) CSFs 
E) interferons

Question 4

Which of the following is an example of autoimmune disease?

Accepted Answer

A) AIDS 
B) anaphylactic shock 
C) SCID 
D) immune complex disorder 
E) multiple sclerosis 
A) AIDS 
B) anaphylactic shock 
C) SCID 
D) immune complex disorder 
E) multiple sclerosis

Question 5

Chronic or excessive enlargement of lymph nodes, a sign called ________, may occur in response to bacterial or viral infections, endocrine disorders, or cancer.

Accepted Answer

A) lymphadenopathy 
B) splenectomy 
C) tonsillitis 
D) lymphoma 
E) appendicitis 
A) lymphadenopathy 
B) splenectomy 
C) tonsillitis 
D) lymphoma 
E) appendicitis

Question 6

The thymus gland is positioned

Accepted Answer

A) posterior to the thyroid gland. 
B) posterior to the sternum. 
C) inferior to the heart. 
D) posterior to the trachea. 
E) in the inguinal region. 
A) posterior to the thyroid gland. 
B) posterior to the sternum. 
C) inferior to the heart. 
D) posterior to the trachea. 
E) in the inguinal region.

Question 7

Choose the correct statement about interferons.

Accepted Answer

A) Interferons are part of the complement system. 
B) Interferons impart resistance to viral infections. 
C) Interferons secrete cytokines which trigger apoptosis. 
D) Interferons engage in agglutination and are thus similar to antibodies. 
E) Interferons interfere with antigen recognition on CD 4 cells. 
A) Interferons are part of the complement system. 
B) Interferons impart resistance to viral infections. 
C) Interferons secrete cytokines which trigger apoptosis. 
D) Interferons engage in agglutination and are thus similar to antibodies. 
E) Interferons interfere with antigen recognition on CD 4 cells.

Question 8

________ are clusters of lymphoid nodules located beneath the epithelial lining of the intestines.

Accepted Answer

A) Adenoids 
B) Lingual tonsils 
C) Palatine tonsils 
D) Vermiform appendices 
E) Peyer patches 
A) Adenoids 
B) Lingual tonsils 
C) Palatine tonsils 
D) Vermiform appendices 
E) Peyer patches

Question 9

The chemical mediators, which stimulate the production of neutrophils, eosinophils, and basophils, cause fever, and increase T cell sensitivity, are termed

Accepted Answer

A) interleukins. 
B) interferons. 
C) tumor necrosis factors. 
D) phagocytic regulators. 
E) colony-stimulating factors. 
A) interleukins. 
B) interferons. 
C) tumor necrosis factors. 
D) phagocytic regulators. 
E) colony-stimulating factors.

Question 10

Why does the risk of cancer increase in AIDS patients?

Accepted Answer

A) Suppressor T cell activity resets the normal immune response. 
B) Immune surveillance is depressed. 
C) Cell-mediated immunity is enhanced. 
D) There is an increase in the circulating antibody levels. 
E) The virus enters human leukocytes by receptor-mediated endocytosis. 
A) Suppressor T cell activity resets the normal immune response. 
B) Immune surveillance is depressed. 
C) Cell-mediated immunity is enhanced. 
D) There is an increase in the circulating antibody levels. 
E) The virus enters human leukocytes by receptor-mediated endocytosis.

Question 11

The clumping of red blood cells, which occurs when incompatible blood types are mixed, is an example of

Accepted Answer

A) agglutination. 
B) opsonization. 
C) sensitization. 
D) precipitation. 
E) immunological surveillance. 
A) agglutination. 
B) opsonization. 
C) sensitization. 
D) precipitation. 
E) immunological surveillance.

Question 12

The ability of certain phagocytes to move through the wall of a capillary is called

Accepted Answer

A) inflammation. 
B) diapedesis. 
C) chemotaxis. 
D) necrosis. 
E) immunological escape. 
A) inflammation. 
B) diapedesis. 
C) chemotaxis. 
D) necrosis. 
E) immunological escape.

Question 13

A foreign microorganism that may cause disease in humans is called a(n)

Accepted Answer

A) pathogen. 
B) antigen. 
C) antibody. 
D) pathology. 
E) plaque. 
A) pathogen. 
B) antigen. 
C) antibody. 
D) pathology. 
E) plaque.

Question 14

The wall structure of lymphatics and the flow of lymph through them are comparable to those of

Accepted Answer

A) elastic arteries. 
B) arterioles. 
C) the vena cava. 
D) veins. 
E) muscular arteries. 
A) elastic arteries. 
B) arterioles. 
C) the vena cava. 
D) veins. 
E) muscular arteries.

Question 15

IgG antibodies

Accepted Answer

A) are found in glandular secretions. 
B) bind antigens in the extracellular fluid to B cells. 
C) stimulate the release of histamine and other inflammatory chemicals. 
D) are the first antibody type secreted, following initial exposure to an antigen. 
E) can also cross the placenta and provide passive immunity to the fetus. 
A) are found in glandular secretions. 
B) bind antigens in the extracellular fluid to B cells. 
C) stimulate the release of histamine and other inflammatory chemicals. 
D) are the first antibody type secreted, following initial exposure to an antigen. 
E) can also cross the placenta and provide passive immunity to the fetus.

Question 16

Figure 14-1 Typical Antibody Molecule and Typical Antigen
Use Figure 14-1 to identify the labeled part.
-What does label G represent?

Accepted Answer

A) disulfide bond 
B) variable segment 
C) light chain 
D) heavy chain 
E) constant segments of light and heavy chains 
A) disulfide bond 
B) variable segment 
C) light chain 
D) heavy chain 
E) constant segments of light and heavy chains

Question 17

During inflammation, clotting does not occur at the actual site of injury due to the presence of

Accepted Answer

A) pus. 
B) pyrogens. 
C) histamine. 
D) heparin. 
E) perforins. 
A) pus. 
B) pyrogens. 
C) histamine. 
D) heparin. 
E) perforins.

Question 18

The ________ form the base of a typical antibody molecule.

Accepted Answer

A) variable segments of the heavy chains 
B) constant segments of the light chains 
C) variable segments of the light chains 
D) constant segments of the heavy chains 
E) constant and variable segments of the light and heavy chains 
A) variable segments of the heavy chains 
B) constant segments of the light chains 
C) variable segments of the light chains 
D) constant segments of the heavy chains 
E) constant and variable segments of the light and heavy chains

Question 19

Major events produced by inflammation include

Accepted Answer

A) redness, swelling, heat, and pain. 
B) redness, pus, fever, and rapid heart rate. 
C) tears, swelling, pain, and fever. 
D) swelling, redness, tissue damage, and altered pH. 
E) heat, pain, fever, and activation of the complement system. 
A) redness, swelling, heat, and pain. 
B) redness, pus, fever, and rapid heart rate. 
C) tears, swelling, pain, and fever. 
D) swelling, redness, tissue damage, and altered pH. 
E) heat, pain, fever, and activation of the complement system.

Question 20

Choose the most accurate characteristic of B cells.

Accepted Answer

A) They help establish and control the sensitivity of the immune response. 
B) They stimulate the activities of T cells. 
C) They attack foreign cells, normal cells infected with viruses, and cancer cells that appear in normal tissues. 
D) They continually monitor peripheral tissues. 
E) They differentiate into plasma cells that secrete antibodies. 
A) They help establish and control the sensitivity of the immune response. 
B) They stimulate the activities of T cells. 
C) They attack foreign cells, normal cells infected with viruses, and cancer cells that appear in normal tissues. 
D) They continually monitor peripheral tissues. 
E) They differentiate into plasma cells that secrete antibodies.

IgD antibodies

Choose the correct paired interaction in order for T cell activation to occur.

Besides suppressor T cells, some ________ also help suppress immune function and shorten the duration of the immune response.

Which of the following is an example of autoimmune disease?

Chronic or excessive enlargement of lymph nodes, a sign called ________, may occur in response to bacterial or viral infections, endocrine disorders, or cancer.

The thymus gland is positioned

Choose the correct statement about interferons.

________ are clusters of lymphoid nodules located beneath the epithelial lining of the intestines.

The chemical mediators, which stimulate the production of neutrophils, eosinophils, and basophils, cause fever, and increase T cell sensitivity, are termed

Why does the risk of cancer increase in AIDS patients?

The clumping of red blood cells, which occurs when incompatible blood types are mixed, is an example of

The ability of certain phagocytes to move through the wall of a capillary is called

A foreign microorganism that may cause disease in humans is called a(n)

The wall structure of lymphatics and the flow of lymph through them are comparable to those of

IgG antibodies

Figure 14-1 Typical Antibody Molecule and Typical Antigen Use Figure 14-1 to identify the labeled part. -What does label G represent?

During inflammation, clotting does not occur at the actual site of injury due to the presence of

The ________ form the base of a typical antibody molecule.

Major events produced by inflammation include

Choose the most accurate characteristic of B cells.

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

Cell Structure and Function

The Tissue Level of Organization

The Integumentary System

The Skeletal System

The Muscular System

The Nervous System

The General and Special Senses

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels and Circulation

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

The Reproductive System

Development and Inheritance

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Exam 14: The Lymphatic System and Immunity

IgD antibodies

Choose the correct paired interaction in order for T cell activation to occur.

Besides suppressor T cells, some ________ also help suppress immune function and shorten the duration of the immune response.

Which of the following is an example of autoimmune disease?

Chronic or excessive enlargement of lymph nodes, a sign called ________, may occur in response to bacterial or viral infections, endocrine disorders, or cancer.

The thymus gland is positioned

Choose the correct statement about interferons.

________ are clusters of lymphoid nodules located beneath the epithelial lining of the intestines.

The chemical mediators, which stimulate the production of neutrophils, eosinophils, and basophils, cause fever, and increase T cell sensitivity, are termed

Why does the risk of cancer increase in AIDS patients?

The clumping of red blood cells, which occurs when incompatible blood types are mixed, is an example of

The ability of certain phagocytes to move through the wall of a capillary is called

A foreign microorganism that may cause disease in humans is called a(n)

The wall structure of lymphatics and the flow of lymph through them are comparable to those of

IgG antibodies

Figure 14-1 Typical Antibody Molecule and Typical Antigen Use Figure 14-1 to identify the labeled part. -What does label G represent?

During inflammation, clotting does not occur at the actual site of injury due to the presence of

The ________ form the base of a typical antibody molecule.

Major events produced by inflammation include

Choose the most accurate characteristic of B cells.

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

Cell Structure and Function

The Tissue Level of Organization

The Integumentary System

The Skeletal System

The Muscular System

The Nervous System

The General and Special Senses

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels and Circulation

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

The Reproductive System

Development and Inheritance

Filters