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Question
Which of the following bacterial pathogens is found in aquatic environments and is commonly present in air conditioning systems?A) Enterobacter aerogenes
B) Klebsiella pneumoniae
C) Legionella pneumophila
D) Vibrio cholerae
Answer
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Related questions
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Which of the following statements about chlamydial infections is TRUE?
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The Spanish flu of 1918 was caused by an ________ influenza virus.
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D) H2N2
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In 2003, the majority of AIDS deaths occurred in
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The study of the occurrence, distribution, and determinants of health and disease in a population is the field of
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Filoviruses (such as Ebola virus) that cause severe hemorrhagic fevers generally have high ________ but low ________.
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B) prevalence / mortality
C) mortality / morbidity
D) morbidity / mortality
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Cholera is an example of a pandemic disease that
A) has multiple wild animal reservoirs and is thus difficult to eradicate.
B) spreads from a common source and could be controlled with adequate clean water and waste sanitation measures.
C) is spread through direct contact and has only a human reservoir.
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Influenza pandemics occur cyclically because
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C) the vector is seasonal.
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B) can be virtually any pathogenic bacterium or virus.
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A) clonal anergy
B) clonal deletion
C) clonal anergy and deletion
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An individual usually expresses ________ structurally distinct allele(s) that encode class I MHC proteins.
A) one
B) two
C) four
D) six