Question 1

The success of vaccinations was first demonstrated by

Accepted Answer

A) Jenner. 
B) Pasteur. 
C) Landsteiner. 
D) Kupffer. 
A) Jenner. 
B) Pasteur. 
C) Landsteiner. 
D) Kupffer.

Question 2

Which cell combats vitally infected cells,transplants,and cancer cells?

Accepted Answer

A) B lymphocyte 
B) T lymphocyte 
A) B lymphocyte 
B) T lymphocyte

Question 3

Interferons have diverse functions including inhibiting erythrocyte and adipose cell maturation.

Accepted Answer

A) True 
 B)False

Question 4

___________ is the ability of antibodies and complements to enhance phagocytosis.

Accepted Answer

A) Opsonization 
B) Complement activation 
C) Cell-mediated immunity 
D) Inflammation 
A) Opsonization 
B) Complement activation 
C) Cell-mediated immunity 
D) Inflammation

Question 5

Which chromosome contains the genes for the major histocompatibility complex?

Accepted Answer

A) chromosome 3 
B) chromosome 6 
C) chromosome 14 
D) chromosome 19 
A) chromosome 3 
B) chromosome 6 
C) chromosome 14 
D) chromosome 19

Question 6

Gamma interferon is a useful tool against cancer and is produced by natural killer cells.

Accepted Answer

A) True 
 B)False

Question 7

Antibody diversity can be explained by

Accepted Answer

A) the fact that many different genes encode for the different antibody chains. 
B) mutations occur in germ cells. 
C) mutation of pathogens. 
D) clonal production of plasma cells. 
A) the fact that many different genes encode for the different antibody chains. 
B) mutations occur in germ cells. 
C) mutation of pathogens. 
D) clonal production of plasma cells.

Question 8

Colostrum provides infants with _____________ immunity.

Accepted Answer

A) active 
B) innate 
C) passive 
D) direct 
A) active 
B) innate 
C) passive 
D) direct

Question 9

What type of cell can destroy cancer cells without prior stimulation by tumor antigens?

Accepted Answer

A) cytotoxic T lymphocytes 
B) natural killer cells 
C) B lymphocytes 
D) regulatory T lymphocytes 
A) cytotoxic T lymphocytes 
B) natural killer cells 
C) B lymphocytes 
D) regulatory T lymphocytes

Question 10

The two categories of immune defensive mechanisms are __________ and ___________.

Accepted Answer

A) innate (nonspecific)immunity,adaptive (specific)immunity. 
B) passive immunity,active immunity. 
C) heavy immunity,light immunity. 
D) direct immunity,indirect immunity. 
A) innate (nonspecific)immunity,adaptive (specific)immunity. 
B) passive immunity,active immunity. 
C) heavy immunity,light immunity. 
D) direct immunity,indirect immunity.

Question 11

A class-2 MHC molecule is used to present a foreign antigen to a

Accepted Answer

A) killer T lymphocyte. 
B) B lymphocyte. 
C) helper T lymphocyte. 
D) regulatory T lymphocyte. 
A) killer T lymphocyte. 
B) B lymphocyte. 
C) helper T lymphocyte. 
D) regulatory T lymphocyte.

Question 12

The population of T lymphocytes in the blood is larger than that of the B lymphocytes.

Accepted Answer

A) True 
 B)False

Question 13

It would take too many genes for us to inherit all of our mechanisms to fight pathogens.

Accepted Answer

A) True 
 B)False

Question 14

What distinguishes killer T lymphocytes from other T lymphocytes?

Accepted Answer

A) CD8 coreceptors 
B) CD4 coreceptors 
C) CD25 coreceptors 
D) CD15 coreceptors 
A) CD8 coreceptors 
B) CD4 coreceptors 
C) CD25 coreceptors 
D) CD15 coreceptors

Question 15

_____________ is a secreted enzyme that destroys bacteria.

Accepted Answer

A) Chemotaxin 
B) Complement 
C) Lysozyme 
D) Interferon 
A) Chemotaxin 
B) Complement 
C) Lysozyme 
D) Interferon

Question 16

Immunoglobulins are synthesized and secreted by B lymphocytes.

Accepted Answer

A) True 
 B)False

Question 17

What chemical is released by mast cells that aids in the inflammation process by causing vasodilation and increased vascular permeability?

Accepted Answer

A) cytokines 
B) heparin 
C) histamine 
D) proteases 
A) cytokines 
B) heparin 
C) histamine 
D) proteases

Question 18

In asthma,difficulty in breathing is caused,in part,by

Accepted Answer

A) prostaglandin D. 
B) leukotrienes. 
C) histamines. 
D) All of the choices are correct. 
A) prostaglandin D. 
B) leukotrienes. 
C) histamines. 
D) All of the choices are correct.

Question 19

Immediate hypersensitivity is mediated by ________,while delayed hypersensitivity is mediated by ___________.

Accepted Answer

A) T lymphocytes,antibodies 
B) histamine,leukotrienes 
C) antibodies,T lymphocytes 
D) histamine,haptens 
A) T lymphocytes,antibodies 
B) histamine,leukotrienes 
C) antibodies,T lymphocytes 
D) histamine,haptens

Question 20

The measurement of a particular antigen by an agglutination reaction is called an immunoassay.

Accepted Answer

A) True 
 B)False

The success of vaccinations was first demonstrated by

Which cell combats vitally infected cells,transplants,and cancer cells?

Interferons have diverse functions including inhibiting erythrocyte and adipose cell maturation.

___________ is the ability of antibodies and complements to enhance phagocytosis.

Which chromosome contains the genes for the major histocompatibility complex?

Gamma interferon is a useful tool against cancer and is produced by natural killer cells.

Antibody diversity can be explained by

Colostrum provides infants with _____________ immunity.

What type of cell can destroy cancer cells without prior stimulation by tumor antigens?

The two categories of immune defensive mechanisms are and _.

A class-2 MHC molecule is used to present a foreign antigen to a

The population of T lymphocytes in the blood is larger than that of the B lymphocytes.

It would take too many genes for us to inherit all of our mechanisms to fight pathogens.

What distinguishes killer T lymphocytes from other T lymphocytes?

_____________ is a secreted enzyme that destroys bacteria.

Immunoglobulins are synthesized and secreted by B lymphocytes.

What chemical is released by mast cells that aids in the inflammation process by causing vasodilation and increased vascular permeability?

In asthma,difficulty in breathing is caused,in part,by

Immediate hypersensitivity is mediated by ,while delayed hypersensitivity is mediated by ___.

The measurement of a particular antigen by an agglutination reaction is called an immunoassay.

The Study of Body Function

Chemical Composition of the Body

Cell Structure and Genetic Control

Enzymes and Energy

Cell Respiration and Metabolism

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Endocrine Glands: Secretion and Action of Hormones

Muscle: Mechanisms of Contraction and Neural Control

Blood,Heart and Circulation

Cardiac Output,Blood Flow,and Blood Pressure

Respiratory Physiology

Physiology of the Kidneys

The Digestive System

Regulation and Metabolism

Reproduction

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Exam 15: The Immune System

The success of vaccinations was first demonstrated by

Which cell combats vitally infected cells,transplants,and cancer cells?

Interferons have diverse functions including inhibiting erythrocyte and adipose cell maturation.

___________ is the ability of antibodies and complements to enhance phagocytosis.

Which chromosome contains the genes for the major histocompatibility complex?

Gamma interferon is a useful tool against cancer and is produced by natural killer cells.

Antibody diversity can be explained by

Colostrum provides infants with _____________ immunity.

What type of cell can destroy cancer cells without prior stimulation by tumor antigens?

The two categories of immune defensive mechanisms are __________ and ___________.

A class-2 MHC molecule is used to present a foreign antigen to a

The population of T lymphocytes in the blood is larger than that of the B lymphocytes.

It would take too many genes for us to inherit all of our mechanisms to fight pathogens.

What distinguishes killer T lymphocytes from other T lymphocytes?

_____________ is a secreted enzyme that destroys bacteria.

Immunoglobulins are synthesized and secreted by B lymphocytes.

What chemical is released by mast cells that aids in the inflammation process by causing vasodilation and increased vascular permeability?

In asthma,difficulty in breathing is caused,in part,by

Immediate hypersensitivity is mediated by ________,while delayed hypersensitivity is mediated by ___________.

The measurement of a particular antigen by an agglutination reaction is called an immunoassay.

The Study of Body Function

Chemical Composition of the Body

Cell Structure and Genetic Control

Enzymes and Energy

Cell Respiration and Metabolism

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Endocrine Glands: Secretion and Action of Hormones

Muscle: Mechanisms of Contraction and Neural Control

Blood,Heart and Circulation

Cardiac Output,Blood Flow,and Blood Pressure

Respiratory Physiology

Physiology of the Kidneys

The Digestive System

Regulation and Metabolism

Reproduction

Filters

The two categories of immune defensive mechanisms are and _.

Immediate hypersensitivity is mediated by ,while delayed hypersensitivity is mediated by ___.