Question 1

Innate immunity is more likely to play a role in defending the body against which of the following invaders?

Accepted Answer

A) microbial pathogens 
B) small pox virus 
C) chicken pox 
D) measles 
A) microbial pathogens 
B) small pox virus 
C) chicken pox 
D) measles

Question 2

Interleukins are

Accepted Answer

A) proteins produced by virus-infected cells that stimulate an immune response. 
B) molecules produced by white blood cells that stimulate other white blood cells,namely T cells. 
C) chemicals that enhance all lymphatic organs. 
D) proteins produced by plasma cells that stimulate the clotting of blood. 
A) proteins produced by virus-infected cells that stimulate an immune response. 
B) molecules produced by white blood cells that stimulate other white blood cells,namely T cells. 
C) chemicals that enhance all lymphatic organs. 
D) proteins produced by plasma cells that stimulate the clotting of blood.

Question 3

Most of the lymph fluid is returned to the bloodstream through the thoracic duct to the

Accepted Answer

A) right ventricle of the heart. 
B) right atrium of the heart. 
C) left atrium of the heart. 
D) right subclavian vein. 
E) left subclavian vein. 
A) right ventricle of the heart. 
B) right atrium of the heart. 
C) left atrium of the heart. 
D) right subclavian vein. 
E) left subclavian vein.

Question 4

Adaptive defenses in the body takes longer to become functional,since cells must be recruited to produce specific responses against the antigens.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following is not a function of the lymphatic system?

Accepted Answer

A) Produce and distribute lymphocytes. 
B) Absorb excess tissue fluid and return it to the blood stream. 
C) Absorb fats and transport them to the bloodstream. 
D) All of these are functions of the lymphatic system. 
A) Produce and distribute lymphocytes. 
B) Absorb excess tissue fluid and return it to the blood stream. 
C) Absorb fats and transport them to the bloodstream. 
D) All of these are functions of the lymphatic system.

Question 6

All of the following are functions of the lymphatic system EXCEPT

Accepted Answer

A) absorbing excess tissue fluids and returning them to the bloodstream. 
B) transporting gases,nutrients,and metabolic wastes to parts of the body which have exchange boundaries with the external environment. 
C) production,maintenance,and distribution of lymphocytes. 
D) defending the body against pathogens. 
A) absorbing excess tissue fluids and returning them to the bloodstream. 
B) transporting gases,nutrients,and metabolic wastes to parts of the body which have exchange boundaries with the external environment. 
C) production,maintenance,and distribution of lymphocytes. 
D) defending the body against pathogens.

Question 7

The first line of defense against invading microorganisms is nonspecific.

Accepted Answer

A) True 
 B)False

Question 8

Natural killer (NK)cells that destroy virus-infected cells and cancer cells are

Accepted Answer

A) suppressor T cells (TS). 
B) large,granular lymphocytes. 
C) neutrophils. 
D) eosinophils. 
A) suppressor T cells (TS). 
B) large,granular lymphocytes. 
C) neutrophils. 
D) eosinophils.

Question 9

Which of the following symptoms can help you recognize a person who is undergoing anaphylactic shock?

Accepted Answer

A) Immediate allergic response after a person is exposed to the allergen that can produce the following symptoms: drop in blood pressure,increased dilation of the capillaries,constriction of the bronchi and the inability to breathe. 
B) A gradual allergic response after a person is exposed to the allergen that can produce the following symptoms: drop in blood pressure,increased dilation of the capillaries,constriction of the bronchi and the inability to breathe. 
C) Immediate allergic response after a person is exposed to the allergen that can produce the following symptoms: an increase in blood pressure,increased dilation of the capillaries,constriction of the bronchi and the inability to breathe. 
D) Immediate allergic response after a person is exposed to the allergen that can produce the following symptoms: drop in blood pressure,decreased dilation of the capillaries,constriction of the bronchi and the inability to breathe. 
E) None of these are the symptoms of a person undergoing anaphylactic shock. 
A) Immediate allergic response after a person is exposed to the allergen that can produce the following symptoms: drop in blood pressure,increased dilation of the capillaries,constriction of the bronchi and the inability to breathe. 
B) A gradual allergic response after a person is exposed to the allergen that can produce the following symptoms: drop in blood pressure,increased dilation of the capillaries,constriction of the bronchi and the inability to breathe. 
C) Immediate allergic response after a person is exposed to the allergen that can produce the following symptoms: an increase in blood pressure,increased dilation of the capillaries,constriction of the bronchi and the inability to breathe. 
D) Immediate allergic response after a person is exposed to the allergen that can produce the following symptoms: drop in blood pressure,decreased dilation of the capillaries,constriction of the bronchi and the inability to breathe. 
E) None of these are the symptoms of a person undergoing anaphylactic shock.

Question 10

The activities of macrophages

Accepted Answer

A) are part of the nonspecific response against disease. 
B) stimulate lymphocytes to carry on specific immunity. 
C) stimulate phagocytic neutrophils. 
D) do none of these things. 
E) are part of the nonspecific response against disease and stimulate phagocytic neutrophils. 
A) are part of the nonspecific response against disease. 
B) stimulate lymphocytes to carry on specific immunity. 
C) stimulate phagocytic neutrophils. 
D) do none of these things. 
E) are part of the nonspecific response against disease and stimulate phagocytic neutrophils.

Question 11

Maturation of B cells occurs in the

Accepted Answer

A) bone marrow. 
B) lymph nodes. 
C) spleen. 
D) thymus. 
E) Peyer's patches. 
A) bone marrow. 
B) lymph nodes. 
C) spleen. 
D) thymus. 
E) Peyer's patches.

Question 12

Which antibody class is most prevalent in the bloodstream?

Accepted Answer

A) IgA 
B) IgG 
C) IgE 
D) IgM 
E) IgD 
A) IgA 
B) IgG 
C) IgE 
D) IgM 
E) IgD

Question 13

Which of the following definitions best describes the role of pathogen-associated molecular patterns (PAMP's)?

Accepted Answer

A) PAMP's are molecules on a pathogen that can be recognized by the host organisms immune system. 
B) PAMP's are molecules on a host cell that can be recognized by the pathogen's attack system. 
C) PAMP's are molecules on the host immune system that cause it to attack itself as in autoimmune disorders. 
D) PAMP's are molecules on a pathogen that can be recognized by other pathogens so they can exchange genetic material with each other. 
A) PAMP's are molecules on a pathogen that can be recognized by the host organisms immune system. 
B) PAMP's are molecules on a host cell that can be recognized by the pathogen's attack system. 
C) PAMP's are molecules on the host immune system that cause it to attack itself as in autoimmune disorders. 
D) PAMP's are molecules on a pathogen that can be recognized by other pathogens so they can exchange genetic material with each other.

Exam 33: The Lymphatic and Immune Systems

Innate immunity is more likely to play a role in defending the body against which of the following invaders?

Interleukins are

Most of the lymph fluid is returned to the bloodstream through the thoracic duct to the

Adaptive defenses in the body takes longer to become functional,since cells must be recruited to produce specific responses against the antigens.

Which of the following is not a function of the lymphatic system?

All of the following are functions of the lymphatic system EXCEPT

The first line of defense against invading microorganisms is nonspecific.

Natural killer (NK)cells that destroy virus-infected cells and cancer cells are

Which of the following symptoms can help you recognize a person who is undergoing anaphylactic shock?

The activities of macrophages

Maturation of B cells occurs in the

Which antibody class is most prevalent in the bloodstream?

Which of the following definitions best describes the role of pathogen-associated molecular patterns (PAMP's)?

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