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Lymph contains red blood cells.

A) True
B) False

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HIV can be transmitted


A) during birth.
B) via sexual contact.
C) in infected blood.
D) All of the choices are correct.

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

Correct Answer

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AIDS patients are often subject to opportunistic infections.

A) True
B) False

Correct Answer

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The HIV virus is transmissible by mosquitos.

A) True
B) False

Correct Answer

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False

Lymph cells,or lymphocytes,produce specialized proteins that help fight disease,known as antibodies.

A) True
B) False

Correct Answer

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The two types of acquired active immunity are humoral immunity,or immunity provided by the action of T cells,and cell-mediated immunity,or immunity provided by plasma cells.

A) True
B) False

Correct Answer

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Anaphylactic reactions can be fatal.

A) True
B) False

Correct Answer

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Select the combining form that best matches the definition gland.


A) lymph(o)
B) aden(o)
C) spleen(o)
D) thym(o)

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

Correct Answer

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Hodgkin's lymphoma is caused by the HIV virus.

A) True
B) False

Correct Answer

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False

Suppressor cells suppress other immune cells and T cells.

A) True
B) False

Correct Answer

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Humoral immunity is provided by plasma cells.

A) True
B) False

Correct Answer

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In automimmune diseases,the body attacks its own healthy tissue.

A) True
B) False

Correct Answer

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A protein that is produced by T cells and other cells and that destroys disease-causing cells with its antiviral properties is called interferon.

A) True
B) False

Correct Answer

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True

Lymph nodes are located throughout the body except in the respiratory system.

A) True
B) False

Correct Answer

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Select the combining form that best matches the definition immunity.


A) spleen(o)
B) thym(o)
C) immun(o)
D) lymphangi(o)

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

Correct Answer

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Lymph nodes both produce lymph cells and filter harmful substances from the tissues.

A) True
B) False

Correct Answer

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An immune system overresponse to a stimulus is called an allergy.

A) True
B) False

Correct Answer

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An organ of the lymph system is the


A) lung.
B) spleen.
C) gallbladder.
D) pancreas.

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

Correct Answer

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Select the combining form that best matches the definition spleen.


A) aden(o)
B) splen(o)
C) thym(o)
D) lymph(o)

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

Correct Answer

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The lymphatic system is very similar to the blood system in that it transports various substances around the body.

A) True
B) False

Correct Answer

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