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Mock exam
Den110 mock exam
| Question | Answer |
|---|---|
| A disinfectant that is capable of killing a wide range of microbes is labeled | broad spectrum |
| disinfectant is not effective if blood or saliva is present? | Alcohol |
| Most contaminated surfaces need to be precleaned before they can be disinfected. | False |
| surfaces that do not contact the members of the dental team or the contaminated instruments or supplies. | |
| would most commonly be covered with a barrier instead of being disinfected | Light switch |
| destroys M. tuberculosis, viruses, fungi, and vegetative bacteria and is used for disinfecting dental operatory surfaces. | intermediate level disinfectant |
| regulatory agency requires the use of surface disinfection? | OSHA |
| agency regulates disinfectants | EPA |
| used to prevent surface contamination | Disinfectant and barriers |
| an EPA-registered intermediate-level hospital disinfectant with broad-spectrum disinfecting action | synthetic phenol compound |
| What is another term for the Hazard Communication Standard? | |
| is an OSHA standard regarding an employee’s right to know about chemicals in the workplace. | |
| is infectious waste that requires special handling, neutralization, and disposal. | |
| What bacteria cause the disease legionellosis? | Legionella bacteria |
| How often should microfilters in waterlines be changed | |
| Should water be heated in the dental units to kill the bacteria? | No |
| slime-producing bacterial communities that may also harbor fungi, algae, and protozoa. | Biofilm |
| Bacteria that are floating in water are | planktonic bacteria |
| 30 year ago | |
| If sterile water is used in a self-contained reservoir, will the water that enters the patient’s mouth be sterile? | No |
| is the use of membrane filters to trap microorganisms suspended in water | microfiltration |
| Can biofilm in dental unit waterlines be completely eliminated? | No |