Question 1

Small organic molecules that by themselves are NOT antigenic are called

Accepted Answer

A) antibodies. 
B) haptens. 
C) interferons. 
D) complement. 
A) antibodies. 
B) haptens. 
C) interferons. 
D) complement.

Question 2

Inhibiting the actions of helper T lymphocytes may impair humoral immunity.

Accepted Answer

A) True 
 B)False

Question 3

Antigens are used to induce a passive immune response.

Accepted Answer

A) True 
 B)False

Question 4

Mutations in the genes encoding for IgG would

Accepted Answer

A) prevent allergic reactions. 
B) block the synthesis of the principle form of circulating antibody. 
C) prevent antibody secretion in external secretions. 
D) prevent lymphocyte stimulation by antigens. 
A) prevent allergic reactions. 
B) block the synthesis of the principle form of circulating antibody. 
C) prevent antibody secretion in external secretions. 
D) prevent lymphocyte stimulation by antigens.

Question 5

Alpha and beta interferons will inhibit

Accepted Answer

A) growth of cancer cells. 
B) viral replication and assembly. 
C) activity of natural killer cells. 
D) All of the choices are correct. 
A) growth of cancer cells. 
B) viral replication and assembly. 
C) activity of natural killer cells. 
D) All of the choices are correct.

Question 6

T cells have receptors for antigens and will bind to free antigens like B cells.

Accepted Answer

A) True 
 B)False

Question 7

Immunological competence develops

Accepted Answer

A) during gestation. 
B) at the onset of puberty. 
C) at birth. 
D) shortly after birth. 
A) during gestation. 
B) at the onset of puberty. 
C) at birth. 
D) shortly after birth.

Question 8

Beta interferon is now being used to treat hepatitis B and
C.

Accepted Answer

A) True 
 B)False

Question 9

Match between columns
                        Premises: antigen receptor on lymphocytes 
main type in circulation; secreted in secondary response 
antigen receptor on lymphocytes; secreted in primary response 
allergic symptoms in immediate hypersensitivity reactions 
main type in body secretions such as saliva and mother's milk

Accepted Answer

The Answer of IgA  and IgM  and  is...

Question 10

Inhibiting proteins C2-C4 would block the activation of

Accepted Answer

A) interferon. 
B) complement. 
C) specific immunity. 
D) antibodies. 
A) interferon. 
B) complement. 
C) specific immunity. 
D) antibodies.

Question 11

Phagocytosis of pathogens would be enhanced if

Accepted Answer

A) the number of monocytes in the blood increased. 
B) Kupffer cells were destroyed. 
C) the number of neutrophils in the blood increased. 
D) The number of monocytes or neutrophils in the blood increaseD. 
A) the number of monocytes in the blood increased. 
B) Kupffer cells were destroyed. 
C) the number of neutrophils in the blood increased. 
D) The number of monocytes or neutrophils in the blood increaseD.

Question 12

Delayed hypersensitivity is most often treated with antihistamines.

Accepted Answer

A) True 
 B)False

Question 13

Phagocytic cells include all of the following EXCEPT

Accepted Answer

A) microgliA. 
B) Kupffer cells. 
C) lymphocytes. 
D) macrophages. 
A) microgliA. 
B) Kupffer cells. 
C) lymphocytes. 
D) macrophages.

Question 14

Class-2 MHC molecles are found on all of the following EXCEPT

Accepted Answer

A) macrophages. 
B) mature red blood cells. 
C) dendritic cells. 
D) lymphocytes. 
A) macrophages. 
B) mature red blood cells. 
C) dendritic cells. 
D) lymphocytes.

Question 15

Antibodies cause direct destruction of antigens and pathogenic organisms.

Accepted Answer

A) True 
 B)False

Question 16

Immune complex diseases are the result of wide-spread and continuous

Accepted Answer

A) inflammation. 
B) fever. 
C) auto-antibody production. 
D) All of the choices are correct. 
A) inflammation. 
B) fever. 
C) auto-antibody production. 
D) All of the choices are correct.

Question 17

Immediate hypersensitivity is utilized in the Mantoux test.

Accepted Answer

A) True 
 B)False

Question 18

What substance signals macropages to destroy self-cells that have committed apoptosis?

Accepted Answer

A) interleukin-1 
B) peptidoglycan 
C) complement 
D) phosphatidylserine 
A) interleukin-1 
B) peptidoglycan 
C) complement 
D) phosphatidylserine

Question 19

Viral infection of target cells results in

Accepted Answer

A) the presentation of viral antigens in class-2 MHC molecules. 
B) the activation of cytotoxic T cells when the CD4 coreceptor is occupied. 
C) the presentation of viral antigens in class-1 MHC molecules. 
D) activation of helper T cells when the CD8 coreceptor is occupieD. 
A) the presentation of viral antigens in class-2 MHC molecules. 
B) the activation of cytotoxic T cells when the CD4 coreceptor is occupied. 
C) the presentation of viral antigens in class-1 MHC molecules. 
D) activation of helper T cells when the CD8 coreceptor is occupieD.

Question 20

All human cells have human leukocyte antigens on their membrane surface.

Accepted Answer

A) True 
 B)False

Small organic molecules that by themselves are NOT antigenic are called

Inhibiting the actions of helper T lymphocytes may impair humoral immunity.

Antigens are used to induce a passive immune response.

Mutations in the genes encoding for IgG would

Alpha and beta interferons will inhibit

T cells have receptors for antigens and will bind to free antigens like B cells.

Immunological competence develops

Beta interferon is now being used to treat hepatitis B and C.

Inhibiting proteins C2-C4 would block the activation of

Phagocytosis of pathogens would be enhanced if

Delayed hypersensitivity is most often treated with antihistamines.

Phagocytic cells include all of the following EXCEPT

Class-2 MHC molecles are found on all of the following EXCEPT

Antibodies cause direct destruction of antigens and pathogenic organisms.

Immune complex diseases are the result of wide-spread and continuous

Immediate hypersensitivity is utilized in the Mantoux test.

What substance signals macropages to destroy self-cells that have committed apoptosis?

Viral infection of target cells results in

All human cells have human leukocyte antigens on their membrane surface.

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

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Exam 15: The Immune System

Small organic molecules that by themselves are NOT antigenic are called

Inhibiting the actions of helper T lymphocytes may impair humoral immunity.

Antigens are used to induce a passive immune response.

Mutations in the genes encoding for IgG would

Alpha and beta interferons will inhibit

T cells have receptors for antigens and will bind to free antigens like B cells.

Immunological competence develops

Beta interferon is now being used to treat hepatitis B and C.

Inhibiting proteins C2-C4 would block the activation of

Phagocytosis of pathogens would be enhanced if

Delayed hypersensitivity is most often treated with antihistamines.

Phagocytic cells include all of the following EXCEPT

Class-2 MHC molecles are found on all of the following EXCEPT

Antibodies cause direct destruction of antigens and pathogenic organisms.

Immune complex diseases are the result of wide-spread and continuous

Immediate hypersensitivity is utilized in the Mantoux test.

What substance signals macropages to destroy self-cells that have committed apoptosis?

Viral infection of target cells results in

All human cells have human leukocyte antigens on their membrane surface.

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