Which of the following are not examples of portals of exit
A) Urine and semen in males
B) Droplets from sneezing or coughing
C) Pus in a liver abscess
D) Breast milk
Correct Answer:
Verified
Q18: An epidemiological study that tests a hypothesis
Q19: An index case:
A)refers to the first case
Q20: Which of following is a true statement
Q21: Which of the following microorganisms is found
Q22: All of the following are associated with
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
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