NDAEB 3.1 Principles and Techniques of Disinfection Part 1

Which of the following is most likely to kill Giardia?

Benzalkonium chloride is known as an active ingredient in which disinfectant?( Repeated Question)

Which of the following is an antiseptic that prevents regrowth?

Of the following, what is step number four of the decontamination cycle regarding reusable items?( Repeated Question)

How long should disinfectant remain for a bottle disinfection?

The dental assistant is removing microbes from the instruments but not killing them. What is this known as?

The forearms need to be washed in which scenario?

A sharps container should be in _____.

Hard surface areas in the dental office are disinfected with?

Jerry is putting away a series of disinfectants after sterilizing the work area. Where in the office can he find the list of potential hazards for each chemical?

The dental assistant is using an antimicrobial chemical to kill the microorganisms on environmental services. Which of the following is she MOST likely using?

Which of the following should be used to disinfect impressions?

The dyes of the dosage indicators change color when they are exposed to all of the following, EXCEPT?

What should sodium chloride be stored in?

How often should iodophor solutions be changed?

Don is a dental assistant in training and being taught how to disinfect surfaces in the clinic at the end of the day. What is the BEST general disinfectant for him to use on the countertops and tables in the laboratory, instrument processing area, equipment area, and treatment or operatory rooms?

What happens when an idophor solution is too concentrated?

When cleaning tanks or metal parts of the automatic processor, do not use?

What will make blood adhere to surfaces?

What level of disinfection is necessary for a non-critical surface?

After processing X-rays, all uncovered surfaces of developing equipment should be?

After holding disinfection fluid, how many times should the bottle be rinsed?

What must be in the solution used to remove debris from surfaces that need to be disinfected?

During a procedure Chris is assisting with, a significant amount of blood splatters on the wall and floor. Chris should clean the contaminated surfaces as quickly as possible with-

In the cleaning process, any receptacle such as buckets, pails, or basins can retain microorganisms and weaken cleaning solutions. Therefore, cleaning solutions used for mopping and surface cleaning should be prepared?

Best practices for hand hygiene include all of the following except for-

According to the Center of Disease Control (CDC), what is the procedure for office cleaning supplies, such as mops and scrubbers, in order to reduce cross contamination?

Areas that may be touched in the radiation room that need to be disinfected, are MOST likely touched by whom?

Which of the following is used in surgical antisepsis?

The use of ethylene oxide requires adequate _____.