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When the body responds to a relatively harmless substance as a dangerous pathogen and mounts an immune response,this response is called


A) passive immunity.
B) active immunity.
C) pathogenesis.
D) an allergic reaction.

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

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A vaccine is available for a common cause of pneumonia.

A) True
B) False

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Examples of autoimmune disease include


A) systemic lupus erythematosus and rheumatoid arthritis.
B) rheumatoid arthritis and HIV.
C) cancer and systemic lupus erythematosus.
D) allergies and HIV.

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

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The fungus that causes yeast infections is called


A) Histoplasma capsulatum.
B) Candida albicans.
C) Coccidioides immitis.
D) dermatophyte fungus.

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

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HIV causes the most infectious disease deaths per year worldwide.

A) True
B) False

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A common bacterium found on the skin in healthy people but capable of causing infection if it enters the body is


A) streptococcus.
B) staphylococcus.
C) Escherichia coli.
D) a spirochete.

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

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Protozoa are associated with all of the following illnesses except


A) giardiasis.
B) amoebic dysentery.
C) histoplasmosis.
D) malaria.

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

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Whooping cough is a respiratory illness cause by the bacterium


A) Escherichia coli.
B) staphylococcus.
C) Bordetella pertussis.
D) streptococcus.

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

Correct Answer

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