Question 1

Which of the following is NOT an effect of aging on the immune system?

Accepted Answer

A) Increased susceptibility to infections 
B) Increased susceptibility to malignancies 
C) Decreased response to vaccines 
D) Increased response of T cells to antigens 
E) Decreased production of antibodies 
A) Increased susceptibility to infections 
B) Increased susceptibility to malignancies 
C) Decreased response to vaccines 
D) Increased response of T cells to antigens 
E) Decreased production of antibodies

Question 2

Which of the following is a function of the spleen?

Accepted Answer

A) Removes worn out blood cells 
B) Circulates lymph 
C) Cleanses interstitial fluid 
D) Cleanses lymph 
E) Traps microbes with mucus 
A) Removes worn out blood cells 
B) Circulates lymph 
C) Cleanses interstitial fluid 
D) Cleanses lymph 
E) Traps microbes with mucus

Question 3

Which of the following C3 activation pathways involves antigen-antibody complexes leading to inflammation,enhancement of phagocytosis and lysis of microbes?

Accepted Answer

A) Classical pathway 
B) Alternative pathway 
C) Apoptosis 
D) Lectin pathway 
E) Opsonization 
A) Classical pathway 
B) Alternative pathway 
C) Apoptosis 
D) Lectin pathway 
E) Opsonization

Question 4

The primary response will peak how long after an exposure?

Accepted Answer

A) less than 1 day 
B) 2-7 days 
C) 10-17 days 
D) 20-30 days 
E) Over a month 
A) less than 1 day 
B) 2-7 days 
C) 10-17 days 
D) 20-30 days 
E) Over a month

Question 5

Which of the following cells is part of the body's second line of defense?

Accepted Answer

A) Mucous cells 
B) Dendritic cells 
C) B and T Lymphocytes 
D) Natural killer cells 
E) None of these choices 
A) Mucous cells 
B) Dendritic cells 
C) B and T Lymphocytes 
D) Natural killer cells 
E) None of these choices

Question 6

Which type of allergic reaction is the most common type?

Accepted Answer

A) Type I (anaphylactic)reaction 
B) Type II (cytotoxic)reaction 
C) Type III (immune-complex)reactions 
D) Type IV (cell-mediated)reactions 
E) All of these types are common allergic reactions. 
A) Type I (anaphylactic)reaction 
B) Type II (cytotoxic)reaction 
C) Type III (immune-complex)reactions 
D) Type IV (cell-mediated)reactions 
E) All of these types are common allergic reactions.

Question 7

An acute (Type I)allergic response can lead to:

Accepted Answer

A) delayed hypersensitivity 
B) autoimmunity 
C) anaphylactic shock 
D) passive immunity 
E) immunodeficiency 
A) delayed hypersensitivity 
B) autoimmunity 
C) anaphylactic shock 
D) passive immunity 
E) immunodeficiency

Question 8

Which of the following stimulates an immune response ONLY when it is attached to a larger carrier molecule?

Accepted Answer

A) Epitope 
B) Antigen 
C) Hapten 
D) MHC antigen 
E) CD8 
A) Epitope 
B) Antigen 
C) Hapten 
D) MHC antigen 
E) CD8

Question 9

Genetic recombination generates diversity in what specific part of the immune system?

Accepted Answer

A) Antigen receptors 
B) MALT 
C) Hapten 
D) Interleukins 
E) Epitopes 
A) Antigen receptors 
B) MALT 
C) Hapten 
D) Interleukins 
E) Epitopes

Question 10

When B and T cells are fully developed and mature,they are described as being

Accepted Answer

A) Immunocompetent 
B) Pluripotent 
C) Endogenous 
D) Exogenous 
E) Immunogenic 
A) Immunocompetent 
B) Pluripotent 
C) Endogenous 
D) Exogenous 
E) Immunogenic

Question 11

Exposure to an infectious agent during your day-to-day activities leads to:

Accepted Answer

A) Naturally acquired passive immunity 
B) Naturally acquired active immunity. 
C) Both choices a and b 
D) Passively acquired active immunity 
E) Both choices b and c 
A) Naturally acquired passive immunity 
B) Naturally acquired active immunity. 
C) Both choices a and b 
D) Passively acquired active immunity 
E) Both choices b and c

Question 12

Which of these provides a non-specific second line of defense?

Accepted Answer

A) Macrophages 
B) T lymphocytes 
C) B lymphocytes 
D) Memory B cells 
E) Stratified squamous epithelium 
A) Macrophages 
B) T lymphocytes 
C) B lymphocytes 
D) Memory B cells 
E) Stratified squamous epithelium

Question 13

Which of the following induces the production of a specific antibody?

Accepted Answer

A) Phagocytosis 
B) Antigen 
C) Antibody 
D) Defensin 
E) Immunoglobulin 
A) Phagocytosis 
B) Antigen 
C) Antibody 
D) Defensin 
E) Immunoglobulin

Question 14

In the figure,B,C & D are identifying which component of the lymph node?

Accepted Answer

A) sinuses 
B) stroma 
C) capsule 
D) parenchyma 
E) valves 
A) sinuses 
B) stroma 
C) capsule 
D) parenchyma 
E) valves

Question 15

Which of the following organ systems is NOT aided by the MALT (mucosa-associated lymphatic tissue)?

Accepted Answer

A) Respiratory system 
B) Digestive system 
C) Muscular system 
D) Urinary system 
E) Reproductive system 
A) Respiratory system 
B) Digestive system 
C) Muscular system 
D) Urinary system 
E) Reproductive system

Question 16

To become activated,which of the following requires being bound to a foreign antigen AND simultaneous costimulation?

Accepted Answer

A) B cell 
B) T cell 
C) Interferon 
D) MHC antigen 
E) Antigen presenting cell 
A) B cell 
B) T cell 
C) Interferon 
D) MHC antigen 
E) Antigen presenting cell

Question 17

The skeletal muscle and respiratory pumps are used in the

Accepted Answer

A) Lymphatic system 
B) Cardiovascular system 
C) Immune system 
D) Lymphatic and Immune systems only 
E) Lymphatic,Immune and Cardiovascular systems 
A) Lymphatic system 
B) Cardiovascular system 
C) Immune system 
D) Lymphatic and Immune systems only 
E) Lymphatic,Immune and Cardiovascular systems

Question 18

Which cells display CD4 proteins and interact with MHC Class II antigens?

Accepted Answer

A) Cytotoxic T cells 
B) Helper T Cells 
C) Plasma cells 
D) MHC antigens 
E) B cells 
A) Cytotoxic T cells 
B) Helper T Cells 
C) Plasma cells 
D) MHC antigens 
E) B cells

Question 19

Which cells increase the permeability of blood vessels by releasing histamine?

Accepted Answer

A) neutrophils 
B) eosinophils 
C) lymphocytes 
D) mast cells 
E) macrophages 
A) neutrophils 
B) eosinophils 
C) lymphocytes 
D) mast cells 
E) macrophages

Question 20

Which of the following is an INCORRECT matching of immune system cells and their functions?

Accepted Answer

A) Macrophage - process and presentation of foreign antigens to T cells 
B) Dendritic cell - processes and presents antigen to T and B cells 
C) B cells - process and presents antigen to helper T cells 
D) Plasma cell - produces and secretes antibodies 
E) All of these are correct matching of the cells and their functions 
A) Macrophage - process and presentation of foreign antigens to T cells 
B) Dendritic cell - processes and presents antigen to T and B cells 
C) B cells - process and presents antigen to helper T cells 
D) Plasma cell - produces and secretes antibodies 
E) All of these are correct matching of the cells and their functions

Exam 22: The Lymphatic System and Immunity

Which of the following is NOT an effect of aging on the immune system?

Which of the following is a function of the spleen?

Which of the following C3 activation pathways involves antigen-antibody complexes leading to inflammation,enhancement of phagocytosis and lysis of microbes?

The primary response will peak how long after an exposure?

Which of the following cells is part of the body's second line of defense?

Which type of allergic reaction is the most common type?

An acute (Type I)allergic response can lead to:

Which of the following stimulates an immune response ONLY when it is attached to a larger carrier molecule?

Genetic recombination generates diversity in what specific part of the immune system?

When B and T cells are fully developed and mature,they are described as being

Exposure to an infectious agent during your day-to-day activities leads to:

Which of these provides a non-specific second line of defense?

Which of the following induces the production of a specific antibody?

In the figure,B,C & D are identifying which component of the lymph node?

Which of the following organ systems is NOT aided by the MALT (mucosa-associated lymphatic tissue)?

To become activated,which of the following requires being bound to a foreign antigen AND simultaneous costimulation?

The skeletal muscle and respiratory pumps are used in the

Which cells display CD4 proteins and interact with MHC Class II antigens?

Which cells increase the permeability of blood vessels by releasing histamine?

Which of the following is an INCORRECT matching of immune system cells and their functions?

An Introduction to the Human Body

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

The Skeletal System: Bone Tissue

The Skeletal System: the Axial Skeleton

The Skeletal System: The Appendicular Skeleton

Joints

Muscular Tissue

The Muscular System

Nervous Tissue

The Spinal Cord and Spinal Nerves

The Brain and Cranial Nerves

The Autonomic Nervous System

Sensory, Motor, and Integrative Systems

The Special Senses

The Endocrine System

The Cardiovascular System: the Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels and Hemodynamics

The Respiratory System

The Digestive System

Metabolism and Nutrition

The Urinary System

Fluid, Electrolyte, and Acidbase Homeostasis

The Reproductive Systems

Development and Inheritance

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