Which of the following organisms is associated with a poor prognosis in the patient with ventila-tor-related pneumonia despite optimal therapy?
a. C. pneumoniae
b. Klebsiella
c. P. aeruginosa
d. S. pneumoniae
ANS: C
Some organisms, such as P. aeruginosa and Acinetobacter species, are associated with a poor prognosis in ventilator-associated pneumonia, despite optimal therapy. The mortality rate for these organisms may approach 90%, despite appropriate treatment.
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A) obtain medical director authorization. B) determine if there is adequate funding. C) identify a specific problem or question. D) determine the style of research to be used.
What are the three primary electrolytes responsible for the electrical difference across the resting membrane potential?
A. potassium sodium, and chloride B. sodium, chloride, and potassium C. sodium, chloride, and bicarbonate D. potassium, sodium, and calcium