In herd immunity,typically 90% of the population is while 10 % is to an infectious disease.
A) susceptible,immune
B) immune,infected
C) infected,susceptible
D) immune,susceptible
Correct Answer:
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Q24: Which of the following is NOT helpful
Q25: Fomites are:
A)involved in direct contact transmission
B)a cloud
Q26: Herd immunity:
A)allows epidemiologist to predict when an
Q27: Congenital diseases:
A)cause infection when present on poorly
Q28: All of the following infectious diseases can
Q30: Pathogenic microorganisms that enter the body via
Q31: A retrospective analytical study:
A)enrolls study participants before
Q32: Waterborne transmission of pathogens involving water contaminated
Q33: A common portal of entry for microorganisms
Q34: Reservoirs of infections include:
A)humans
B)non-human vertebrate animals
C)water and
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