ATI RN
Infection Prevention and Control NCLEX Questions Questions
Question 1 of 5
A patient has a nasal swab positive for methicillin-resistant Staphylococcus aureus (MRSA) in the absence of symptoms. This is an example of:
Correct Answer: B
Rationale: MRSA present without symptoms indicates colonization, not infection or normal flora, making B correct.
Question 2 of 5
A pandemic differs from an epidemic in that:
Correct Answer: D
Rationale: A pandemic spans multiple regions globally, unlike an epidemic, making D correct.
Question 3 of 5
Which of the following does not meet the requirements for an airborne isolation room?
Correct Answer: B
Rationale: Airborne isolation requires 6-12 air exchanges, not 15-20, making B incorrect.
Question 4 of 5
15 persons were infected with Salmonella at a picnic where 75 ate potato salad. What was the attack rate of salmonella among those who ate potato salad?
Correct Answer: D
Rationale: Attack rate = 15/75 = 20%, making D correct.
Question 5 of 5
The probability of not rejecting a false null hypothesis is considered a(n):
Correct Answer: B
Rationale: Type II error is failing to reject a false null, making B correct.