ATI LPN
Infection Control Quiz Questions Questions
Question 1 of 5
What is the second line of defense against disease?
Correct Answer: A
Rationale: The inflammatory process is the body's second line of defense, responding after pathogens breach the first line (skin/mucous membranes).
Question 2 of 5
An IP is reviewing the cerebrospinal fluid (CSF) result from a patient admitted the previous night. The CSF is cloudy and has an elevated White Blood Cell count (WBC), markedly elevated neutrophils, low glucose, and elevated protein. What type of meningitis should she suspect?
Correct Answer: A
Rationale: Bacterial meningitis typically presents with cloudy CSF, high neutrophils, low glucose, and high protein.
Question 3 of 5
Which of the following precautions should be used for a patient who is immunocompromised and suspected of having cryptococcal meningitis?
Correct Answer: C
Rationale: Cryptococcal meningitis is not transmitted person to person; standard precautions suffice.
Question 4 of 5
You have decided to compare your CLABSI rate to the published NHSN rate. What test will you use to compare?
Correct Answer: D
Rationale: More information (e.g., sample size) is needed to choose between Chi-square or Fisher's exact.
Question 5 of 5
An assessment of internal validity and the influence of bias can be found in which section of a research study?
Correct Answer: C
Rationale: The discussion section typically evaluates validity and bias.