ATI LPN
Chapter 14 Infection Control Review Questions Questions
Question 1 of 5
A pathogenic endospore that is highly resistant to chemical and physical agents, and to the external environment.
Correct Answer: D
Rationale: Bacterial endospores (e.g., Clostridium) are highly resistant structures, unlike viruses, fungi, or parasites.
Question 2 of 5
Which of the following is not considered one of the criteria for causality?
Correct Answer: D
Rationale: The exposure precedes the onset of disease, not the reverse.
Question 3 of 5
What percentage of patients had LOS between days 3 and 7 days? (use chart on slide 27 of this presentation)
Correct Answer: A
Rationale: Assuming a normal distribution, 68.2% is typical for 1 standard deviation, often used in such questions without a chart.
Question 4 of 5
During an IP class, 1 person repeatedly interrupts, contradicts the instructor, makes negative comments. The most important thing the IP can do in this situation is:
Correct Answer: C
Rationale: Remaining calm and assessing allows for a constructive response without escalating the situation.
Question 5 of 5
Which of the following practices is most likely to result in improved infection prevention? 1. Strictly adhering to EPA-registered product label contact time for LLD of environmental surfaces 2. Utilizing a 1-minute contact time for LLD of environmental surfaces regardless of the EPA-registered product label contact time 3. Thoroughly cleaning and disinfecting all surfaces in a room that have potentially come into contact with hands 4. Thoroughly cleaning and disinfecting all high touch surfaces in a room
Correct Answer: A
Rationale: Adhering to EPA contact times ensures effective disinfection.