Intestinal pathogens are usually spread by the:
A) oral-oral route
B) fecal-oral route
C) oral-fecal route
D) fecal-fecal route
Correct Answer:
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Q72: Potential sources of infectious disease include:
A)animals
B)food and
Q73: Mucous membrane tracts may be colonized by
Q74: A disease such as tetanus, which is
Q75: A potential source of infection for some
Q76: A portal of exit may be:
A)the nose
B)the
Q78: The time between the entry of a
Q79: A disease such as salmonella, which is
Q80: The incubation period of diseases:
A)varies with each
Q81: The pathogens that always cause disease by
Q82: Viruses are obligatory intracellular parasites, which means:
A)they
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