ATI LPN
Infection Control Exam Questions Answers Questions
Question 1 of 5
Which statement is not true regarding viruses?
Correct Answer: C
Rationale: Viruses contain either DNA or RNA, not both, making the omitted option false; thus, 'ALL are true' is incorrect.
Question 2 of 5
A pandemic differs from an epidemic in that:
Correct Answer: D
Rationale: A pandemic spans multiple countries or continents, unlike an epidemic, which is more localized.
Question 3 of 5
CLASSI rate = 4 CLABSI/284 line days, Predicted Infections = 0.50, What is the SIR?
Correct Answer: A
Rationale: SIR = observed/predicted = 4/0.50 = 8.
Question 4 of 5
Direct observation of performance by an individual of a specific skill may yield a temporary and artificial high result. This phenomenon is known as the:
Correct Answer: A
Rationale: The Hawthorne effect describes improved performance due to being observed.
Question 5 of 5
The purpose of a biological indicator in an autoclave is: 1. To determine whether the items being autoclaved are properly sterilized, which is indicated by a positive BI result 2. To determine whether the items being autoclaved are properly sterilized, which is indicated by a positive BI result 3. To determine whether the items being autoclaved are properly cleaned, which is indicated by a positive BI result 4. To determine whether the items being autoclaved are properly cleaned, which is indicated by a negative BI result
Correct Answer: B
Rationale: A negative BI result indicates successful sterilization, not cleaning.