Question 1

If a pathogen (external antigen)is destroyed before any symptoms develop,the person

Accepted Answer

A) will never again be infected by that pathogen. 
B) is said to be immune. 
C) is said to have specificity. 
D) had no immunity response to the pathogen. 
E) Both is said to have specificity and will never again be infected by that pathogen are true. 
A) will never again be infected by that pathogen. 
B) is said to be immune. 
C) is said to have specificity. 
D) had no immunity response to the pathogen. 
E) Both is said to have specificity and will never again be infected by that pathogen are true.

Question 2

Autoimmune diseases

Accepted Answer

A) are produced by the same processes as adaptive immunity. 
B) occur when self antigens cause destruction of normal tissue. 
C) include rheumatoid arthritis. 
D) operate through the same mechanisms as hypersensitivity reactions. 
E) have all of these properties. 
A) are produced by the same processes as adaptive immunity. 
B) occur when self antigens cause destruction of normal tissue. 
C) include rheumatoid arthritis. 
D) operate through the same mechanisms as hypersensitivity reactions. 
E) have all of these properties.

Question 3

Cell-mediated immunity

Accepted Answer

A) is involved with allergic reactions. 
B) is most effective against extracellular antigens. 
C) involves the production of cytotoxic B cells and memory cells. 
D) involves cytokines released from cytotoxic T cells. 
E) occurs when B cells bind to antigens and inactivate them. 
A) is involved with allergic reactions. 
B) is most effective against extracellular antigens. 
C) involves the production of cytotoxic B cells and memory cells. 
D) involves cytokines released from cytotoxic T cells. 
E) occurs when B cells bind to antigens and inactivate them.

Question 4

Lymphocytes that survive the maturation process:

Accepted Answer

A) are now capable of reacting to foreign substances 
B) are now incapable of reacting to foreign substances 
C) migrate to the medulla and other lymphatic tissue 
D) are stored in the bone marrow and liver until an infection occurs 
E) both A and C are correct 
A) are now capable of reacting to foreign substances 
B) are now incapable of reacting to foreign substances 
C) migrate to the medulla and other lymphatic tissue 
D) are stored in the bone marrow and liver until an infection occurs 
E) both A and C are correct

Question 5

Which of these is a direct effect of antibodies?

Accepted Answer

A) Macrophages attach to the constant region of the antibody and phagocytize the antibody and antigen. 
B) Many antigens are bound together and inactivated by the binding of specific antibodies. 
C) Following combining of an antigen with an antibody,the constant region of the antibody triggers a release of inflammatory chemicals from mast cells. 
D) Before combining with an antigen,the constant region activates the complement system. 
A) Macrophages attach to the constant region of the antibody and phagocytize the antibody and antigen. 
B) Many antigens are bound together and inactivated by the binding of specific antibodies. 
C) Following combining of an antigen with an antibody,the constant region of the antibody triggers a release of inflammatory chemicals from mast cells. 
D) Before combining with an antigen,the constant region activates the complement system.

Question 6

Antibodies

Accepted Answer

A) are produced by Plasma B cells. 
B) have antigen binding sites which are located on and composed of the variable regions of the protein chains. 
C) enhance the phagocytic process. 
D) bind antigens together. 
E) All of these are correct. 
A) are produced by Plasma B cells. 
B) have antigen binding sites which are located on and composed of the variable regions of the protein chains. 
C) enhance the phagocytic process. 
D) bind antigens together. 
E) All of these are correct.

Question 7

If an individual contracts and then recovers from "the flu" they have established

Accepted Answer

A) active natural immunity. 
B) active artificial immunity. 
C) passive natural immunity. 
D) passive artificial immunity. 
A) active natural immunity. 
B) active artificial immunity. 
C) passive natural immunity. 
D) passive artificial immunity.

Question 8

When a B cell is exposed to an antigen for the first time,

Accepted Answer

A) the primary immune response occurs. 
B) the B cell divides to form plasma cells and T helper cells. 
C) the primary response takes 1-3 hours to produce enough antibodies to be effective against the antigen. 
D) B memory cells produce antibodies. 
E) both the primary immune response occurs and the B cell divides to form plasma cells and T helper cells. 
A) the primary immune response occurs. 
B) the B cell divides to form plasma cells and T helper cells. 
C) the primary response takes 1-3 hours to produce enough antibodies to be effective against the antigen. 
D) B memory cells produce antibodies. 
E) both the primary immune response occurs and the B cell divides to form plasma cells and T helper cells.

Question 9

Immunotherapy

Accepted Answer

A) treats disease by altering the function of the immune system. 
B) is only used to inhibit the function of the immune system. 
C) results from acquired immunity. 
D) is used to prevent acquired immunity. 
E) increases the antigen or pathogen's resistance to the body's immune reaction. 
A) treats disease by altering the function of the immune system. 
B) is only used to inhibit the function of the immune system. 
C) results from acquired immunity. 
D) is used to prevent acquired immunity. 
E) increases the antigen or pathogen's resistance to the body's immune reaction.

Question 10

Cell mediated immunity involves:

Accepted Answer

A) actions of T cells 
B) actions of B cells 
C) actions of Natural Killer cells 
D) actions of antibodies 
E) actions of pyrogens 
A) actions of T cells 
B) actions of B cells 
C) actions of Natural Killer cells 
D) actions of antibodies 
E) actions of pyrogens

Question 11

___________ is effective against extracellular antigens such as bacteria.

Accepted Answer

A) Innate immunity 
B) Antibody-mediated (adaptive)immunity 
C) Cell-mediated (adaptive)immunity 
D) All forms of adaptive immunity 
A) Innate immunity 
B) Antibody-mediated (adaptive)immunity 
C) Cell-mediated (adaptive)immunity 
D) All forms of adaptive immunity

Question 12

A disorder of the lymphatic system that results from a parasitic infection of roundworms is

Accepted Answer

A) lymphadenitis. 
B) lymphangitis. 
C) lymphoma. 
D) septicemia. 
E) elephantiasis. 
A) lymphadenitis. 
B) lymphangitis. 
C) lymphoma. 
D) septicemia. 
E) elephantiasis.

Question 13

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

Accepted Answer

A) The ability of the lymphatic system to remove fluid from the tissue is compromised. 
B) Primary and secondary antibody responses decrease. 
C) Few memory cells result from an immune response event. 
D) More antigen is required to produce an immune response. 
E) The ability of cell mediated immunity to resist intracellular pathogens decreases. 
A) The ability of the lymphatic system to remove fluid from the tissue is compromised. 
B) Primary and secondary antibody responses decrease. 
C) Few memory cells result from an immune response event. 
D) More antigen is required to produce an immune response. 
E) The ability of cell mediated immunity to resist intracellular pathogens decreases.

Question 14

________________ occurs if a person becomes sick with measles.

Accepted Answer

A) Active natural immunity 
B) Active artificial immunity 
C) Passive natural immunity 
D) Passive artificial immunity 
A) Active natural immunity 
B) Active artificial immunity 
C) Passive natural immunity 
D) Passive artificial immunity

Question 15

In the lymphatic system,

Accepted Answer

A) lymph capillaries are present in large quantities in the central nervous system and bone marrow. 
B) lymph vessels have one-way valves. 
C) fluid is only carried from the heart toward the tissues of the body. 
D) lymph vessels from the right half of the head and neck enter the thoracic duct. 
A) lymph capillaries are present in large quantities in the central nervous system and bone marrow. 
B) lymph vessels have one-way valves. 
C) fluid is only carried from the heart toward the tissues of the body. 
D) lymph vessels from the right half of the head and neck enter the thoracic duct.

Question 16

Which of the following statements about immunity is TRUE?

Accepted Answer

A) The mediators of innate immunity are required for the initiation and regulation of the adaptive immune response. 
B) Because the lymphatic system is involved with fighting infections and filtering body fluids,many infectious diseases have lymphatic associated symptoms. 
C) Immunity is the ability to resist damage from foreign substances,harmful chemicals and internal threats. 
D) The body only has only one immune system,but its responses often involve components of more than one type of immunity. 
E) All of the above statements are true. 
A) The mediators of innate immunity are required for the initiation and regulation of the adaptive immune response. 
B) Because the lymphatic system is involved with fighting infections and filtering body fluids,many infectious diseases have lymphatic associated symptoms. 
C) Immunity is the ability to resist damage from foreign substances,harmful chemicals and internal threats. 
D) The body only has only one immune system,but its responses often involve components of more than one type of immunity. 
E) All of the above statements are true.

Question 17

Ronny Knowse,a two-year old boy,chronically develops severe bacterial infections,which must be treated with antibiotics.When infected with viral diseases,however,he recovers uneventfully.A possible explanation might be

Accepted Answer

A) his antibody-mediated immunity is not functioning well. 
B) his cell-mediated immunity is not functioning well. 
C) his inflammatory response is not functioning well. 
D) he is not producing enough lymphokines. 
E) his innate immunity is not functioning well. 
A) his antibody-mediated immunity is not functioning well. 
B) his cell-mediated immunity is not functioning well. 
C) his inflammatory response is not functioning well. 
D) he is not producing enough lymphokines. 
E) his innate immunity is not functioning well.

Question 18

Complement proteins

Accepted Answer

A) promote inflammation and phagocytosis when activated. 
B) consist of several types of fatty acids normally found in the plasma. 
C) can be activated by the sympathetic nervous system. 
D) are,produced in response to viral infection. 
E) normally circulate in the blood in their active forms. 
A) promote inflammation and phagocytosis when activated. 
B) consist of several types of fatty acids normally found in the plasma. 
C) can be activated by the sympathetic nervous system. 
D) are,produced in response to viral infection. 
E) normally circulate in the blood in their active forms.

Question 19

Lymph

Accepted Answer

A) is excess interstitial tissue fluid that passes into lymph capillaries. 
B) is very similar in composition to blood plasma. 
C) would produce edema and tissue damage if not removed. 
D) is called chyle where fats are absorbed in intestinal lacteals. 
E) has all of these properties. 
A) is excess interstitial tissue fluid that passes into lymph capillaries. 
B) is very similar in composition to blood plasma. 
C) would produce edema and tissue damage if not removed. 
D) is called chyle where fats are absorbed in intestinal lacteals. 
E) has all of these properties.

Question 20

Innate immunity includes all of these EXCEPT:

Accepted Answer

A) physical barriers 
B) chemicals mediators 
C) antibody production 
D) phagocytic cells 
E) the inflammatory response 
A) physical barriers 
B) chemicals mediators 
C) antibody production 
D) phagocytic cells 
E) the inflammatory response

If a pathogen (external antigen)is destroyed before any symptoms develop,the person

Autoimmune diseases

Cell-mediated immunity

Lymphocytes that survive the maturation process:

Which of these is a direct effect of antibodies?

Antibodies

If an individual contracts and then recovers from "the flu" they have established

When a B cell is exposed to an antigen for the first time,

Immunotherapy

Cell mediated immunity involves:

___________ is effective against extracellular antigens such as bacteria.

A disorder of the lymphatic system that results from a parasitic infection of roundworms is

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

________________ occurs if a person becomes sick with measles.

In the lymphatic system,

Which of the following statements about immunity is TRUE?

Ronny Knowse,a two-year old boy,chronically develops severe bacterial infections,which must be treated with antibiotics.When infected with viral diseases,however,he recovers uneventfully.A possible explanation might be

Complement proteins

Lymph

Innate immunity includes all of these EXCEPT:

The Human Organism

The Chemical Basis of Life

Cell Structures and Their Functions

Tissues

Integumentary System

Skeletal System: Bones and Joints

Muscular System

Nervous System

Senses

Endocrine System

Blood

Heart

Blood Vessels and Circulation

Respiratory System

Digestive System

Nutrition, metabolism, and Body Temperature Regulation

Urinary System and Fluid Balance

Reproductive System

Development, heredity, and Aging

Filters

Exam 14: The Lymphatic System and Immunity

If a pathogen (external antigen)is destroyed before any symptoms develop,the person

Autoimmune diseases

Cell-mediated immunity

Lymphocytes that survive the maturation process:

Which of these is a direct effect of antibodies?

Antibodies

If an individual contracts and then recovers from "the flu" they have established

When a B cell is exposed to an antigen for the first time,

Immunotherapy

Cell mediated immunity involves:

___________ is effective against extracellular antigens such as bacteria.

A disorder of the lymphatic system that results from a parasitic infection of roundworms is

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

________________ occurs if a person becomes sick with measles.

In the lymphatic system,

Which of the following statements about immunity is TRUE?

Ronny Knowse,a two-year old boy,chronically develops severe bacterial infections,which must be treated with antibiotics.When infected with viral diseases,however,he recovers uneventfully.A possible explanation might be

Complement proteins

Lymph

Innate immunity includes all of these EXCEPT:

The Human Organism

The Chemical Basis of Life

Cell Structures and Their Functions

Tissues

Integumentary System

Skeletal System: Bones and Joints

Muscular System

Nervous System

Senses

Endocrine System

Blood

Heart

Blood Vessels and Circulation

Respiratory System

Digestive System

Nutrition, metabolism, and Body Temperature Regulation

Urinary System and Fluid Balance

Reproductive System

Development, heredity, and Aging

Filters