Question 1

Any molecule that triggers an immune response is called an ____________________.

Accepted Answer

antigen

Question 2

What is a primary function of lymph nodes?

Accepted Answer

A)  Remove pathogens from the blood 
B)  Remove pathogens from lymph 
C)  Separate lymphatic fluid from plasma 
D)  Destroy old red blood cells 
A)  Remove pathogens from the blood 
B)  Remove pathogens from lymph 
C)  Separate lymphatic fluid from plasma 
D)  Destroy old red blood cells B

Question 3

Which of the following is associated with specific immunity?

Accepted Answer

A)  Complement 
B)  Interferon 
C)  Immunoglobulins 
D)  Neutrophils 
A)  Complement 
B)  Interferon 
C)  Immunoglobulins 
D)  Neutrophils C

Question 4

Within the sinuses of the spleen,____________________ digest worn-out red blood cells and imperfect platelets.

Accepted Answer

The answer of Within the sinuses of the spleen,____________________ digest...

Question 5

A patient is undergoing treatment for breast cancer.After surgery,the pathology report shows the presence of cancer cells in the axillary lymph nodes.What is the most probable explanation for this finding?

Accepted Answer

A)  This is a good finding because it shows that the lymph nodes are doing their job to remove cancerous cells from the bloodstream. 
B)  This finding confirms that the cancer began in the lymph nodes and spread to the breast. 
C)  This is a good finding because the presence of the cancer cells allows the lymph nodes to release phagocytic white blood cells targeted specifically to the cancer cell. 
D)  This finding indicates that cancer cells may have spread to other parts of the body. 
A)  This is a good finding because it shows that the lymph nodes are doing their job to remove cancerous cells from the bloodstream. 
B)  This finding confirms that the cancer began in the lymph nodes and spread to the breast. 
C)  This is a good finding because the presence of the cancer cells allows the lymph nodes to release phagocytic white blood cells targeted specifically to the cancer cell. 
D)  This finding indicates that cancer cells may have spread to other parts of the body.

Question 6

The mucous membranes of the respiratory tract repel pathogens because they

Accepted Answer

A)  contain cilia,which propel pathogens out of the body. 
B)  produce mucus,which traps pathogens. 
C)  contain an acid mantle,which inhibits bacterial growth. 
D)  consists of tough protein,which repels most pathogens. 
A)  contain cilia,which propel pathogens out of the body. 
B)  produce mucus,which traps pathogens. 
C)  contain an acid mantle,which inhibits bacterial growth. 
D)  consists of tough protein,which repels most pathogens.

Question 7

The term for fever is ____________________.

Accepted Answer

The answer of The term for fever is ____________________....

Question 8

The most abundant immunoglobulin is

Accepted Answer

A)  IgA. 
B)  IgE. 
C)  IgG. 
D)  IgM. 
A)  IgA. 
B)  IgE. 
C)  IgG. 
D)  IgM.

Question 9

A key difference between cellular and humoral immunity is that

Accepted Answer

A)  cellular immunity destroys pathogens outside the cell,whereas humoral immunity destroys pathogens inside the cell. 
B)  cellular immunity destroys pathogens inside the cell,whereas humoral immunity destroys pathogens outside the cell. 
C)  Cellular immunity is a nonspecific immunity,whereas humoral immunity is a specific immunity. 
D)  Cellular immunity focuses on pathogens on the body's surface,whereas humoral immunity focuses on pathogens in the body's interior. 
A)  cellular immunity destroys pathogens outside the cell,whereas humoral immunity destroys pathogens inside the cell. 
B)  cellular immunity destroys pathogens inside the cell,whereas humoral immunity destroys pathogens outside the cell. 
C)  Cellular immunity is a nonspecific immunity,whereas humoral immunity is a specific immunity. 
D)  Cellular immunity focuses on pathogens on the body's surface,whereas humoral immunity focuses on pathogens in the body's interior.

Question 10

The single tonsil that sits on the wall of the pharynx,just behind the nasal cavity,is the ____________________ tonsil.

Accepted Answer

The answer of The single tonsil that sits on the...

Question 11

The body's largest lymphatic organ is the ____________________.

Accepted Answer

The answer of The body's largest lymphatic organ is the...

Question 12

The skin and mucous membranes are part of the body's

Accepted Answer

A)  first line of defense. 
B)  second line of defense. 
C)  third line of defense. 
D)  specific immunity. 
A)  first line of defense. 
B)  second line of defense. 
C)  third line of defense. 
D)  specific immunity.

Question 13

Lymph from the left arm drains into the

Accepted Answer

A)  superior vena cava. 
B)  inferior vena cava. 
C)  right subclavian vein. 
D)  left subclavian vein. 
A)  superior vena cava. 
B)  inferior vena cava. 
C)  right subclavian vein. 
D)  left subclavian vein.

Question 14

After the spleen destroys old red blood cells,it

Accepted Answer

A)  releases leftover hemoglobin into the circulatory system. 
B)  creates bilirubin,which it secretes into the intestines. 
C)  returns leftover iron and globin to the liver and bone marrow. 
D)  stores leftover iron for later use. 
A)  releases leftover hemoglobin into the circulatory system. 
B)  creates bilirubin,which it secretes into the intestines. 
C)  returns leftover iron and globin to the liver and bone marrow. 
D)  stores leftover iron for later use.

Question 15

Lymph differs from plasma in that lymph has

Accepted Answer

A)  a lower glucose content. 
B)  a higher glucose content. 
C)  a lower protein content. 
D)  a higher protein content. 
A)  a lower glucose content. 
B)  a higher glucose content. 
C)  a lower protein content. 
D)  a higher protein content.

Question 16

Besides immunity,what other function does the lymphatic system serve?

Accepted Answer

A)  Fluid balance 
B)  Electrolyte balance 
C)  Regulation of body temperature 
D)  Prevents cancer cells from spreading 
A)  Fluid balance 
B)  Electrolyte balance 
C)  Regulation of body temperature 
D)  Prevents cancer cells from spreading

Question 17

What role do helper T cells play in cellular immunity?

Accepted Answer

A)  They help the cytotoxic T cell destroy the antigen by binding to the surface of the antigen. 
B)  They secrete chemicals that summon neutrophils and natural killer cells. 
C)  They trigger the immune process by presenting a fragment of the antigen on its surface. 
D)  They secrete chemicals that destroy the antigen. 
A)  They help the cytotoxic T cell destroy the antigen by binding to the surface of the antigen. 
B)  They secrete chemicals that summon neutrophils and natural killer cells. 
C)  They trigger the immune process by presenting a fragment of the antigen on its surface. 
D)  They secrete chemicals that destroy the antigen.

Question 18

Injecting a vaccine of a dead or weakened pathogen imparts which type of immunity?

Accepted Answer

A)  Natural active immunity 
B)  Artificial active immunity 
C)  Natural passive immunity 
D)  Artificial passive immunity 
A)  Natural active immunity 
B)  Artificial active immunity 
C)  Natural passive immunity 
D)  Artificial passive immunity

Question 19

Which of the following statements about interferon is correct?

Accepted Answer

A)  Interferon is produced by cells before being infected with a virus. 
B)  Interferon binds to surface receptors of cells in the area surrounding an infection. 
C)  Interferon triggers the production of enzymes within cells that have become infected. 
D)  Enzymes produced within neighboring cells at the prompting of interferon prevent the virus from invading. 
A)  Interferon is produced by cells before being infected with a virus. 
B)  Interferon binds to surface receptors of cells in the area surrounding an infection. 
C)  Interferon triggers the production of enzymes within cells that have become infected. 
D)  Enzymes produced within neighboring cells at the prompting of interferon prevent the virus from invading.

Question 20

Which of the following is a primary lymphatic organ?

Accepted Answer

A)  Thymus 
B)  Tonsils 
C)  Spleen 
D)  Lymph nodes 
A)  Thymus 
B)  Tonsils 
C)  Spleen 
D)  Lymph nodes

Exam 16: Lymphatic Immune Systems

Any molecule that triggers an immune response is called an ____________________.

What is a primary function of lymph nodes?

Which of the following is associated with specific immunity?

Within the sinuses of the spleen,____________________ digest worn-out red blood cells and imperfect platelets.

A patient is undergoing treatment for breast cancer.After surgery,the pathology report shows the presence of cancer cells in the axillary lymph nodes.What is the most probable explanation for this finding?

The mucous membranes of the respiratory tract repel pathogens because they

The term for fever is ____________________.

The most abundant immunoglobulin is

A key difference between cellular and humoral immunity is that

The single tonsil that sits on the wall of the pharynx,just behind the nasal cavity,is the ____________________ tonsil.

The body's largest lymphatic organ is the ____________________.

The skin and mucous membranes are part of the body's

Lymph from the left arm drains into the

After the spleen destroys old red blood cells,it

Lymph differs from plasma in that lymph has

Besides immunity,what other function does the lymphatic system serve?

What role do helper T cells play in cellular immunity?

Injecting a vaccine of a dead or weakened pathogen imparts which type of immunity?

Which of the following statements about interferon is correct?

Which of the following is a primary lymphatic organ?

Orientation to the Human Body

Chemistry of Life

Cells

Tissues

Integumentary System

Bones Bone Tissue

Skeletal System

Joints

Muscular System

Nervous System

Sense Organs

Endocrine System

Blood

Heart

Vascular System

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Urinary System

Fluid,electrolyte Acid-Base Balance

Digestive System

Nutrition Metabolism

Human Microbiome

Reproductive Systems

Pregnancy Human Development

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