DANB Hand Hygiene & Surface Disinfection Flashcards
6 cards from real DANB practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 DANB Hand Hygiene & Surface Disinfection flashcards as text
What is the minimum recommended duration for routine handwashing with soap and water in a dental setting?
Answer: 20 seconds
The CDC recommends scrubbing hands for at least 20 seconds with soap and water to effectively remove pathogens.
Which hand hygiene method is preferred when hands are visibly soiled with blood or organic material?
Answer: Soap and water
When hands are visibly soiled, soap and water must be used because alcohol-based rubs are not effective against visible contamination.
What EPA registration level must a surface disinfectant have to be used on clinical contact surfaces in a dental office?
Answer: Hospital-grade disinfectant
Clinical contact surfaces in dental offices require EPA-registered hospital-grade disinfectants to ensure adequate pathogen elimination.
How should dental personnel perform hand hygiene after removing gloves?
Answer: Immediately perform hand hygiene after glove removal
Hand hygiene must be performed immediately after glove removal because gloves can harbor pathogens and have microscopic perforations.
What is the correct sequence for applying and removing personal protective equipment in relation to hand hygiene?
Answer: Hand hygiene → PPE on → patient care → PPE off → hand hygiene
The correct sequence is to perform hand hygiene before donning PPE, complete patient care, remove PPE, then perform hand hygiene again.
Which surfaces are classified as 'clinical contact surfaces' requiring disinfection between patients?
Answer: Light handles, bracket trays, and chair controls
Clinical contact surfaces include items touched during patient care such as light handles, bracket trays, and chair controls that may become contaminated with pathogens.