Question 1

Interleukins are chemical signals by which immune cells communicate with each other.

Accepted Answer

A) True 
 B)False

Question 2

The lymphatic system is involved in circulation,immunity,and nutrient absorption.

Accepted Answer

A) True 
 B)False

Question 3

Red bone marrow is the point of origin of all immune cells of the lymphatic system.

Accepted Answer

A) True 
 B)False

Question 4

The antigenicity of a molecule is due to specific regions of it called haptens.

Accepted Answer

A) True 
 B)False

Question 5

Pus is made of dead neutrophils,macrophages,and other tissue debris from a damaged tissue.

Accepted Answer

A) True 
 B)False

Question 6

The only lymphatic organ(s)with afferent lymphatic vessels is(are)the __________.

Accepted Answer

A)  lymph nodes 
B)  thymus 
C)  spleen 
D)  red bone marrow 
E)  tonsils 
A)  lymph nodes 
B)  thymus 
C)  spleen 
D)  red bone marrow 
E)  tonsils

Question 7

Helper T (TH)cells do not __________.

Accepted Answer

A)  secrete cytokines that stimulate clonal selection of B cells 
B)  secrete cytokines that stimulate clonal selection of cytotoxic T cells 
C)  secrete cytokines that stimulate macrophage activity 
D)  secrete inflammatory chemicals 
E)  secrete fever-producing chemicals 
A)  secrete cytokines that stimulate clonal selection of B cells 
B)  secrete cytokines that stimulate clonal selection of cytotoxic T cells 
C)  secrete cytokines that stimulate macrophage activity 
D)  secrete inflammatory chemicals 
E)  secrete fever-producing chemicals

Question 8

Immune surveillance is a process in which __________ nonspecifically detect and destroy foreign cells and diseased host cells.

Accepted Answer

A)  T lymphocytes (T cells) 
B)  reticular cells 
C)  dendritic cells 
D)  macrophages 
E)  natural killer (NK)cells 
A)  T lymphocytes (T cells) 
B)  reticular cells 
C)  dendritic cells 
D)  macrophages 
E)  natural killer (NK)cells

Question 9

__________ is not a cardinal sign characteristic of inflammation.

Accepted Answer

A)  Impaired use 
B)  Redness 
C)  Pain 
D)  Heat 
E)  Swelling 
A)  Impaired use 
B)  Redness 
C)  Pain 
D)  Heat 
E)  Swelling

Question 10

Cytotoxic T cells respond only to antigens bound to MHC-I proteins.

Accepted Answer

A) True 
 B)False

Question 11

Interferons are secreted in response to bacterial infections.

Accepted Answer

A) True 
 B)False

Question 12

Which is the correct sequence of events in the humoral immune response?

Accepted Answer

A)  Antigen recognition → antigen presentation → differentiation → clonal selection → attack 
B)  Antigen recognition → antigen presentation → clonal selection → differentiation → attack 
C)  Antigen presentation → antigen recognition → clonal selection → differentiation → attack 
D)  Antigen presentation → antigen recognition → clonal selection → attack differentiation 
E)  Antigen recognition → differentiation → antigen presentation → clonal selection → attack 
A)  Antigen recognition → antigen presentation → differentiation → clonal selection → attack 
B)  Antigen recognition → antigen presentation → clonal selection → differentiation → attack 
C)  Antigen presentation → antigen recognition → clonal selection → differentiation → attack 
D)  Antigen presentation → antigen recognition → clonal selection → attack differentiation 
E)  Antigen recognition → differentiation → antigen presentation → clonal selection → attack

Question 13

The __________ show(s)a remarkable degree of degeneration (involution)with age.

Accepted Answer

A)  lymph nodes 
B)  thymus 
C)  spleen 
D)  pharyngeal tonsils 
E)  appendix 
A)  lymph nodes 
B)  thymus 
C)  spleen 
D)  pharyngeal tonsils 
E)  appendix

Question 14

Removal of the __________ would be more harmful to a one-year-old child than an adult.

Accepted Answer

A)  spleen 
B)  lymph node 
C)  thymus 
D)  appendix 
E)  palatine tonsil 
A)  spleen 
B)  lymph node 
C)  thymus 
D)  appendix 
E)  palatine tonsil

Question 15

Some antibodies against foreign antigens can react to similar self-antigens,causing an autoimmune disease.

Accepted Answer

A) True 
 B)False

Question 16

Naive T cells can synthesize antibodies.

Accepted Answer

A) True 
 B)False

Question 17

The immune system spans nearly every organ and tissue in the human body.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following forces does not help lymph to flow?

Accepted Answer

A)  Rhythmic contractions of lymphatic vessels 
B)  The thoracic pump 
C)  The skeletal muscle pump 
D)  The lymphatic node pump 
E)  Arterial pulsations squeezing lymphatic vessels 
A)  Rhythmic contractions of lymphatic vessels 
B)  The thoracic pump 
C)  The skeletal muscle pump 
D)  The lymphatic node pump 
E)  Arterial pulsations squeezing lymphatic vessels

Question 19

T cells undergo positive selection in the thymus,which means they __________.

Accepted Answer

A)  react against self antigens 
B)  develop surface antigen receptors 
C)  remain alive but unresponsive 
D)  die and macrophages phagocytize them 
E)  multiply and form clones of identical T cells 
A)  react against self antigens 
B)  develop surface antigen receptors 
C)  remain alive but unresponsive 
D)  die and macrophages phagocytize them 
E)  multiply and form clones of identical T cells

Question 20

Cellular immunity uses MHC-I and MHC-II,but humoral immunity uses only MHC-II.

Accepted Answer

A) True 
 B)False

Exam 21: The Lymphatic and Immune Systems

Interleukins are chemical signals by which immune cells communicate with each other.

The lymphatic system is involved in circulation,immunity,and nutrient absorption.

Red bone marrow is the point of origin of all immune cells of the lymphatic system.

The antigenicity of a molecule is due to specific regions of it called haptens.

Pus is made of dead neutrophils,macrophages,and other tissue debris from a damaged tissue.

The only lymphatic organ(s)with afferent lymphatic vessels is(are)the __________.

Helper T (TH)cells do not __________.

Immune surveillance is a process in which __________ nonspecifically detect and destroy foreign cells and diseased host cells.

__________ is not a cardinal sign characteristic of inflammation.

Cytotoxic T cells respond only to antigens bound to MHC-I proteins.

Interferons are secreted in response to bacterial infections.

Which is the correct sequence of events in the humoral immune response?

The __________ show(s)a remarkable degree of degeneration (involution)with age.

Removal of the __________ would be more harmful to a one-year-old child than an adult.

Some antibodies against foreign antigens can react to similar self-antigens,causing an autoimmune disease.

Naive T cells can synthesize antibodies.

The immune system spans nearly every organ and tissue in the human body.

Which of the following forces does not help lymph to flow?

T cells undergo positive selection in the thymus,which means they __________.

Cellular immunity uses MHC-I and MHC-II,but humoral immunity uses only MHC-II.

Major Themes of Anatomy and Physiology

The Chemistry of Life

Cellular Form and Function

Genetics of Cellular Function

Histology

The Integumentary System

Bone Tissue

The Skeletal System

Joints

The Muscular System

Muscular Tissue

Nervous Tissue

The Spinal Cord,spinal Nerves,and Somatic Reflexes

The Brain and Cranial Nerves

The Autonomic Nervous System and Visceral Reflexes

Sense Organs

The Endocrine System

The Circulatory System: Blood

The Circulatory System: Heart

The Circulatory System: Blood Vessels and Circulation

The Respiratory System

The Urinary System

Fluid, electrolyte, and Acidbase Balance

The Digestive System

Nutrition and Metabolism

The Male Reproductive System

The Female Reproductive System

Human Development and Aging

Atlas a General Orientation to Human Anatomy

Filters

Helper T (T_H)cells do not __________.