ATI LPN
Infection Control Quiz Questions and Answers Questions
Question 1 of 5
Virulence refers to the pathogen's ability to infect its host.
Correct Answer: B
Rationale: Virulence is the degree of damage a pathogen causes, not just its ability to infect (which is pathogenicity).
Question 2 of 5
What type of rate would the IP want to calculate to give feedback to the surgeons at her facility?
Correct Answer: B
Rationale: Providing feedback data of their specific rates has been shown to reduce SSI rates.
Question 3 of 5
During the winter of 2017, 645 persons died from influenza related illness in Columbus. The population of Columbus was 1.2 million. What was the cause-specific mortality rate?
Correct Answer: A
Rationale: Cause-specific mortality rate for influenza = (645/1,200,000) * 100,000 = 54 per 100,000.
Question 4 of 5
In which of the following infection prevention topics is the required educational content for employees most clearly described by a regulatory agency?
Correct Answer: D
Rationale: OSHA mandates clear training requirements for bloodborne pathogens (e.g., 29 CFR 1910.1030).
Question 5 of 5
One disadvantage of liquid sterilization is: 1. Liquid sterilants are highly toxic and items must be aerated before use 2. It is a high heat process so it may not be used on heat-labile items 3. It is not an appropriate process for critical items 4. Items cannot be wrapped during the sterilization process so sterility can be maintained during storage
Correct Answer: A
Rationale: Liquid sterilants require aeration due to toxicity, a key disadvantage.