Infection Prevention and Control Flashcards
6 cards from real CGRN practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Infection Prevention and Control flashcards as text
What is the recommended storage method for reprocessed endoscopes to prevent recontamination?
Answer: Hung vertically in a ventilated cabinet with valves removed
Reprocessed endoscopes should be stored vertically in a ventilated cabinet with all valves and caps removed to facilitate drying.
During endoscopy, which transmission-based precaution is required for a patient with active pulmonary tuberculosis?
Answer: Airborne precautions with N95 respirator
Active pulmonary TB requires airborne precautions including N95 respirator and negative-pressure room.
What is the primary purpose of using enzymatic detergent during endoscope cleaning?
Answer: To break down proteins, lipids, and carbohydrates in organic soil
Enzymatic detergents contain proteases, lipases, and amylases that chemically break down organic soil.
Which indicator should be checked daily to verify that an AER is functioning correctly?
Answer: Minimum effective concentration (MEC) of the disinfectant
The MEC must be verified before each use or at least daily using chemical test strips.
A GI nurse notices an endoscope channel is clogged during brushing. What is the appropriate action?
Answer: Remove the scope from service and report for repair
A clogged channel should result in removing the scope from service for professional inspection and repair.
What is the recommended hand hygiene practice immediately before and after every endoscopic procedure?
Answer: Alcohol-based hand rub or handwashing with antimicrobial soap for at least 20 seconds
CDC and WHO recommend alcohol-based hand rub or antimicrobial soap handwashing for at least 20 seconds before and after patient contact.