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The body has both physical and chemical ____________ to prevent invaders from entering.


A) Cells
B) Barriers
C) Nodes
D) Cytes

E) A) and B)
F) A) and C)

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In rheumatoid arthritis, the immune system attacks the ________.


A) Pleural membrane
B) Mucous membrane
C) Synovial membrane
D) Myelin membrane

E) C) and D)
F) B) and D)

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The fetus receives antibodies from the mother which last several weeks after birth.This is an example of ________.


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

E) A) and B)
F) A) and C)

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Which of these is an autoimmune disease?


A) c and d only
B) Influenza
C) Rheumatoid arthritis
D) Systemic lupus erythematosus (SLE)

E) A) and B)
F) C) and D)

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There are two types of proliferation, one for ____________ and one for all other types of lymphocytes.


A) Natural killer cells
B) B-cells
C) Helper T-cells
D) Dendritic cells

E) A) and B)
F) C) and D)

Correct Answer

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Innate immunity triggers a series of mechanisms that target specific pathogens; the mechanisms are called


A) Passive immunity
B) Helper cells
C) Activation cells
D) Adaptive immunity

E) A) and B)
F) A) and C)

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________ is characterized by four cardinal signs: swelling, pain, heat, and redness.

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All lymphocytes are part of adaptive immunity.

A) True
B) False

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Antigen displaying cells are infected by pathogens so they can display the antigens.

A) True
B) False

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It is because of adaptive ________ that people normally get chicken pox only once.


A) Immunity
B) WBCs
C) Antibodies
D) Antigens

E) All of the above
F) B) and C)

Correct Answer

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T lymphocytes are responsible for adaptive immunity known as antibody mediated immunity.

A) True
B) False

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The ____________ system is the transport system for pathogens and white blood cells.

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Signs and symptoms of allergies can include all of the following except ________.


A) Weight loss
B) Wheezing
C) Upper respiratory infections
D) Hives Short

E) C) and D)
F) None of the above

Correct Answer

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The HIV virus targets ________ cells.


A) Natural killer cells
B) B-cells
C) Helper T-cells
D) Dendritic cells

E) A) and B)
F) B) and C)

Correct Answer

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Memory B cells remember pathogens.

A) True
B) False

Correct Answer

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An increase in cell number is called proliferation.

A) True
B) False

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Fever is caused by neurotransmitters released by pathogens.

A) True
B) False

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Acquired immune deficiency syndrome (AIDS) is an immune ________ disorder caused by infection with the human immunodeficiency virus (HIV).

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What kind of cells produce antibodies?


A) T cells
B) B cells
C) NK cells
D) Neutrophils

E) A) and C)
F) All of the above

Correct Answer

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In this stage of cancer, no spread from the origin is present ________.


A) Stage I
B) Stage II
C) Stage III
D) Stage IV

E) None of the above
F) C) and D)

Correct Answer

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