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How long does it take for microbes from the water supply to cling to tubes?
The Environmental Protection Agency has set standards for the quality of drinking water. Dental waterlines should be maintained to convey water with microbial levels?
Naegleria sp. is found in the office\’s dental unit water. Which of the following MOST likely describes the probable source and pathogenicity of the protozoa?
What is the maximum acceptable amount of coliform bacteria in the water of the dental office?
The majority of organisms found in dental water lines are common heterotrophic water bacteria. These organisms can pose a problem for which patients if exposed to these organisms from poorly maintained lines?
A primary method of reducing biofilm in dental water lines is to?
How long does bacteria from dental aerosols remain viable?
The acceptable level for Gram-negative bacteria in dental unit water lines is equal to or less than?
What is the noncoliform bacteria standard for the microbial quality of drinking water?
Waterline asepsis should be done how often?
Which of the following MOST likely fungi found in the office\’s dental unit water.
The Center for Disease Control recommends that dental saliva ejectors lines be disinfected?
Which of the following agents can be used for the regular sterilization of dental unit waterlines?
Disposable lines should be used with which type of water?
Water borne organisms in water lines cause _____.
How long should water lines run at the beginning of each day?
Draining waterlines at the end of the day?
A reason why biofilm in waterlines can form is?
How long does it take for microbes to line the tubes of the water line?
Biofilms are complex highly resistant, communities of microorganisms that attach to a solid surface and embed with the organic matrix of that surface. Typical places where biofilm can accumulate in the dental water unit include all of the following except for?
The BEST practice for maintaining the recommended quality of water from a dental unit is to?
Two types of biofilm which are a concern in the dental clinic include?
One method to inhibit biofilm is to?
When using a solution in waterlines that is not sodium hypochlorite, how long may it be left in the lines?
A number of infectious diseases can be isolated from dental water lines. Which of the following is NOT likely to be present in dental unit water lines?
How long should lines dry after air purging?
What occurs when tubes with biofilm are flushed?