Which is not a common means by which patients acquire healthcare-associated infections?
a. direct contact with persons
b. aerosol transmission
c. resident biota infections
d. infections of damaged tissue
e.. fomite transmission
f. contaminated food
f. contaminated food
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An organism’s habitat __________
a. is unchanging b. includes both living and nonliving components c. provides essential resources d. includes both living and nonliving components and provides essential resources
Four of the five choices listed below are sources of
energy for chemosynthesis. Select the exception. a. ammonium ions b. iron compounds c. carbon dioxide d. sulfur compounds e. H2
Due to the diversity of retroviruses, they can be placed into more than one Baltimore system group.
Answer the following statement true (T) or false (F)
A sick child may have influenza or RSV. These virus infections have different treatment options, so the physician requests antibody titer tests. The results are as follows: anti-influenza antibodies are primarily IgM, and anti-RSV antibodies are all IgA
and IgG. Which of the following is the most appropriate interpretation? A) the child has a current RSV infection and was previously exposed to influenza. B) the child currently has influenza and has previously been exposed to RSV. C) the child has concurrent influenza and RSV infections. D) the child has neither influenza nor RSV. E) the results do not provide sufficient data to draw a conclusion.