Question 1

Lymph nodes range in diameter from

Accepted Answer

A) 1 nm to 10 nm. 
B) 1 inch to 2 inches. 
C) 1 mm to 25 mm. 
D) 1 cm to 25 cm. 
E) 1 cm to 1 inch. 
A) 1 nm to 10 nm. 
B) 1 inch to 2 inches. 
C) 1 mm to 25 mm. 
D) 1 cm to 25 cm. 
E) 1 cm to 1 inch.

Question 2

An antibody binds to an antigen at a specific area called the

Accepted Answer

A) constant segment. 
B) light chain. 
C) antigen binding site. 
D) hapten. 
E) antigen-antibody complex. 
A) constant segment. 
B) light chain. 
C) antigen binding site. 
D) hapten. 
E) antigen-antibody complex.

Question 3

Identify the three main classes of lymphocytes.

Accepted Answer

A) T cells,B cells,and helper cells 
B) T cells,B cells,and natural killer cells 
C) RBCs,WBCs,and platelets 
D) acute lymphocytes,chronic lymphocytes,and resident lymphocytes 
E) cytotoxic T cells,helper T cells,and memory T cells 
A) T cells,B cells,and helper cells 
B) T cells,B cells,and natural killer cells 
C) RBCs,WBCs,and platelets 
D) acute lymphocytes,chronic lymphocytes,and resident lymphocytes 
E) cytotoxic T cells,helper T cells,and memory T cells

Question 4

Stem cells that will form T cells develop in the

Accepted Answer

A) bone marrow. 
B) liver. 
C) spleen. 
D) thymus. 
E) kidneys. 
A) bone marrow. 
B) liver. 
C) spleen. 
D) thymus. 
E) kidneys.

Question 5

What tissues are involved in lymphopoiesis?

Accepted Answer

A) liver and spleen 
B) thymus,spleen,and peripheral lymphoid tissues 
C) thymus,bone marrow,and peripheral lymphoid tissues 
D) bone marrow and lymph nodes 
E) bone marrow,spleen,and lymph nodes 
A) liver and spleen 
B) thymus,spleen,and peripheral lymphoid tissues 
C) thymus,bone marrow,and peripheral lymphoid tissues 
D) bone marrow and lymph nodes 
E) bone marrow,spleen,and lymph nodes

Question 6

Immunity that results from exposure to an antigen in the environment is called ________ immunity.

Accepted Answer

A) naturally acquired active 
B) naturally acquired passive 
C) passive 
D) auto 
E) innate 
A) naturally acquired active 
B) naturally acquired passive 
C) passive 
D) auto 
E) innate

Question 7

Figure 20-1
-Identify the structure labeled "3."

Accepted Answer

A) efferent lymphatic 
B) hilum 
C) outer cortex 
D) afferent lymphatic 
E) medulla 
A) efferent lymphatic 
B) hilum 
C) outer cortex 
D) afferent lymphatic 
E) medulla

Question 8

Distinguish between innate immunity and adaptive immunity.

Accepted Answer

A) Innate immunity primarily uses T cells to neutralize the threat.Adaptive immunity primarily uses B cells to neutralize the threat. 
B) Innate immunity primarily uses B cells to neutralize the threat.Adaptive immunity primarily uses T cells to neutralize the threat. 
C) Innate immunity relies on the activity of cells to neutralize the threat.Adaptive immunity primarily relies on the activity of specific proteins,such as antibodies to neutralize the threat. 
D) Innate immunity is nonspecific and does not distinguish one type of threat from another.Adaptive immunity is specific and protects against particular threats. 
E) Innate immunity is specific and protects against particular threats.Adaptive immunity is nonspecific and does not distinguish one type of threat from another. 
A) Innate immunity primarily uses T cells to neutralize the threat.Adaptive immunity primarily uses B cells to neutralize the threat. 
B) Innate immunity primarily uses B cells to neutralize the threat.Adaptive immunity primarily uses T cells to neutralize the threat. 
C) Innate immunity relies on the activity of cells to neutralize the threat.Adaptive immunity primarily relies on the activity of specific proteins,such as antibodies to neutralize the threat. 
D) Innate immunity is nonspecific and does not distinguish one type of threat from another.Adaptive immunity is specific and protects against particular threats. 
E) Innate immunity is specific and protects against particular threats.Adaptive immunity is nonspecific and does not distinguish one type of threat from another.

Question 9

A test to measure the antibody level of a blood sample is called a(n)

Accepted Answer

A) primary response. 
B) secondary response. 
C) titer. 
D) anaphylaxis test. 
E) major histocompatibility complex. 
A) primary response. 
B) secondary response. 
C) titer. 
D) anaphylaxis test. 
E) major histocompatibility complex.

Question 10

Which type of immunity develops when a child is given the polio vaccine?

Accepted Answer

A) naturally acquired active immunity 
B) artificially acquired active immunity 
C) naturally acquired passive immunity 
D) artificially acquired passive immunity 
E) innate immunity 
A) naturally acquired active immunity 
B) artificially acquired active immunity 
C) naturally acquired passive immunity 
D) artificially acquired passive immunity 
E) innate immunity

Question 11

List the components of the lymphatic system.

Accepted Answer

A) The components of the lymphatic system are the lymph and lymph nodes. 
B) The components of the lymphatic system are the blood,blood vessels,lymph,and lymphatic vessels. 
C) The components of the lymphatic system are the red blood cells,lymphocytes,blood plasma,lymph,blood vessels,and lymphatic vessels. 
D) The components of the lymphatic system are the lymphocytes,lymph,lymphatic vessels,primary lymphoid tissues and organs,and secondary lymphoid tissues and organs. 
E) The components of the lymphatic system are the lymphocytes,lymph,lymph nodes,and lymphatic vessels. 
A) The components of the lymphatic system are the lymph and lymph nodes. 
B) The components of the lymphatic system are the blood,blood vessels,lymph,and lymphatic vessels. 
C) The components of the lymphatic system are the red blood cells,lymphocytes,blood plasma,lymph,blood vessels,and lymphatic vessels. 
D) The components of the lymphatic system are the lymphocytes,lymph,lymphatic vessels,primary lymphoid tissues and organs,and secondary lymphoid tissues and organs. 
E) The components of the lymphatic system are the lymphocytes,lymph,lymph nodes,and lymphatic vessels.

Question 12

Figure 20-1
-Identify the region labeled "5."

Accepted Answer

A) germinal center 
B) subscapular space 
C) medullary sinus 
D) trabeculae 
E) deep cortex 
A) germinal center 
B) subscapular space 
C) medullary sinus 
D) trabeculae 
E) deep cortex

Question 13

The medullary sinus of a lymph node contains ________ lymphocytes and plasma cells.

Accepted Answer

A) cytotoxic T 
B) immature T 
C) NK 
D) B 
E) helper T 
A) cytotoxic T 
B) immature T 
C) NK 
D) B 
E) helper T

Question 14

Destruction of antigens or cell lysis can be caused by all of the following except

Accepted Answer

A) helper T cells. 
B) cytotoxic T cells. 
C) antibody actions. 
D) macrophages. 
E) complement system. 
A) helper T cells. 
B) cytotoxic T cells. 
C) antibody actions. 
D) macrophages. 
E) complement system.

Question 15

When large numbers of antibodies encounter their antigenic targets,they interact to form a three-dimensional structure known as a(n)

Accepted Answer

A) immune complex. 
B) antigen-presenting cell. 
C) antigenic determinant site. 
D) major histocompatibility complex. 
E) antigen-antibody complex. 
A) immune complex. 
B) antigen-presenting cell. 
C) antigenic determinant site. 
D) major histocompatibility complex. 
E) antigen-antibody complex.

Question 16

List and briefly describe the four general properties of immunity.

Accepted Answer

(1)Specificity: The immune response is t

Question 17

Identify the types of phagocytes in the body,and differentiate between fixed macrophages and free macrophages.

Accepted Answer

A) The body's phagocytes are macrophages.Fixed macrophages are scattered among connective tissues and do not move; free macrophages are mobile and can travel to the site of injury. 
B) The body's phagocytes are neutrophils,eosinophils,and macrophages.Fixed macrophages are scattered among connective tissues and do not move; free macrophages are mobile and can travel to the site of injury. 
C) The body's phagocytes are B cells,T cells,and macrophages.Fixed macrophages are scattered among connective tissues and do not move; free macrophages are mobile and can travel to the site of injury. 
D) The body's phagocytes are neutrophils,eosinophils,and macrophages.Fixed macrophages can only respond to one type of pathogen; free macrophages are free to respond to any pathogen. 
E) The body's phagocytes are B cells,T cells,and macrophages.Fixed macrophages can only respond to one type of pathogen; free macrophages are free to respond to any pathogen. 
A) The body's phagocytes are macrophages.Fixed macrophages are scattered among connective tissues and do not move; free macrophages are mobile and can travel to the site of injury. 
B) The body's phagocytes are neutrophils,eosinophils,and macrophages.Fixed macrophages are scattered among connective tissues and do not move; free macrophages are mobile and can travel to the site of injury. 
C) The body's phagocytes are B cells,T cells,and macrophages.Fixed macrophages are scattered among connective tissues and do not move; free macrophages are mobile and can travel to the site of injury. 
D) The body's phagocytes are neutrophils,eosinophils,and macrophages.Fixed macrophages can only respond to one type of pathogen; free macrophages are free to respond to any pathogen. 
E) The body's phagocytes are B cells,T cells,and macrophages.Fixed macrophages can only respond to one type of pathogen; free macrophages are free to respond to any pathogen.

Question 18

Defineantigenic determinant site.

Accepted Answer

A) An antigenic determinant site is the part of the antibody that contains constant segments. 
B) An antigenic determinant site is the part of the antigen that is displayed by class I MHC cells. 
C) An antigenic determinant site is the part of the antigen that is displayed by class II MHC cells. 
D) An antigenic determinant site is the part of the antigen that constantly mutates to avoid immune system detection. 
E) An antigenic determinant site is the part of the antigen molecule to which an antibody molecule binds. 
A) An antigenic determinant site is the part of the antibody that contains constant segments. 
B) An antigenic determinant site is the part of the antigen that is displayed by class I MHC cells. 
C) An antigenic determinant site is the part of the antigen that is displayed by class II MHC cells. 
D) An antigenic determinant site is the part of the antigen that constantly mutates to avoid immune system detection. 
E) An antigenic determinant site is the part of the antigen molecule to which an antibody molecule binds.

Question 19

T is to ________ as B is to ________.

Accepted Answer

A) top; bottom 
B) thymus-dependent; bone marrow-derived 
C) thyroid; bowel 
D) non-thymus-dependent; bottom 
E) None of the answers is correct. 
A) top; bottom 
B) thymus-dependent; bone marrow-derived 
C) thyroid; bowel 
D) non-thymus-dependent; bottom 
E) None of the answers is correct.

Question 20

The binding of an antigen to an antibody can result from all of the following except

Accepted Answer

A) neutralization of the antigen. 
B) agglutination or precipitation. 
C) complement activation. 
D) opsonization. 
E) activate T cells. 
A) neutralization of the antigen. 
B) agglutination or precipitation. 
C) complement activation. 
D) opsonization. 
E) activate T cells.

Exam 20: The Lymphatic System and Immunity

Lymph nodes range in diameter from

An antibody binds to an antigen at a specific area called the

Identify the three main classes of lymphocytes.

Stem cells that will form T cells develop in the

What tissues are involved in lymphopoiesis?

Immunity that results from exposure to an antigen in the environment is called ________ immunity.

Figure 20-1 -Identify the structure labeled "3."

Distinguish between innate immunity and adaptive immunity.

A test to measure the antibody level of a blood sample is called a(n)

Which type of immunity develops when a child is given the polio vaccine?

List the components of the lymphatic system.

Figure 20-1 -Identify the region labeled "5."

The medullary sinus of a lymph node contains ________ lymphocytes and plasma cells.

Destruction of antigens or cell lysis can be caused by all of the following except

When large numbers of antibodies encounter their antigenic targets,they interact to form a three-dimensional structure known as a(n)

List and briefly describe the four general properties of immunity.

Identify the types of phagocytes in the body,and differentiate between fixed macrophages and free macrophages.

Defineantigenic determinant site.

T is to ________ as B is to ________.

The binding of an antigen to an antibody can result from all of the following except

An Introduction to Anatomy and Physiology

Chemical Level of Organization

Cellular Level of Organization

Tissue Level of Organization

The Integumentary System

Bones and Bone Structure

The Skeleton

Joints

Skeletal Muscle Tissue

The Muscular System

Nervous Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain, cranial Nerves, and Sensory and Motor Pathways

The Autonomic Nervous System

The Special Senses

The Endocrine System

Blood

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Blood Vessels and Circulation

The Respiratory System

The Digestive System

Metabolism, nutrition, and Energetics

The Urinary System

Fluid,electrolyte,and Acid-Base Balance

The Reproductive System

Development and Inheritance

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