ATI LPN
Infection Control Answers and Questions Questions
Question 1 of 5
An IP is conducting an educational session to help the nursing staff understand infectious disease transmission. She explains that an initial element in transmission is the ability of an organism to survive in the external environment during transit between hosts. What is the second element?
Correct Answer: B
Rationale: The second element in the chain of transmission is a mechanism for the pathogen to reach a new host, such as droplet or contact transmission.
Question 2 of 5
Calculate the device utilization rate for a facility which has had 800 vent days and 4000 patient days.
Correct Answer: A
Rationale: Device utilization rate = 800/4000 = 0.2.
Question 3 of 5
The IP received feedback from course attendees that the didactic component is too lengthy and difficult. Which training component should the IP now reevaluate for its effectiveness?
Correct Answer: C
Rationale: Didactic refers to classroom lectures, which should be reevaluated based on feedback.
Question 4 of 5
Which of the following are used for sterilization of medical instruments: 1. Steam sterilizer 2. Pasteurizer 3. Ethylene oxide sterilizer 4. Ultrasonic cleaner
Correct Answer: C
Rationale: Steam and ethylene oxide are sterilization methods; pasteurizers and ultrasonic cleaners are not.
Question 5 of 5
A patient in the neurosurgical ICU develops a fever. Cultures are ordered and collected. The physician decides to start an antibiotic while waiting for the culture results because the patient is critically ill. This type of antibiotic usage is called:
Correct Answer: A
Rationale: Empiric therapy is used before pathogen identification based on clinical suspicion.