MDA Chapter 20 Word Scramble
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| Term | Definition |
| antiseptic | Substance for killing microorganisms on the skin |
| bioburden | Blood, saliva, and other body fluids |
| broad spectrum | Capable of killing a wide range of microbes |
| Clinical contact surface | Surface touched by contaminated hands, instruments, or spatter during dental treatment |
| disinfectant | Chemical used to reduce or lower the number of microorganisms on inanimate objects |
| environmental surfaces | surface within a dental/healthcare facility that is not directly involved in patient care, but that may become contaminated during the course of treatment |
| fungicidal | A product capable of killing fungi |
| Glutaraldehyde | Solution used for high-level disinfection and sterilization |
| housekeeping surface | Surface that is not contaminated during dental treatment |
| Immersion disinfectant | Used for soaking heat sensitive instruments |
| high-level disinfectant | Hospital disinfectant with tuberculocidal activity |
| intermediate level disinfectant | Liquid disinfectant with EPA registration as a hospital disinfectant with tuberculocidal activity. It is used for disinfecting operatory surfaces. |
| precleaning | Removal of bioburden before disinfection |
| residual activity | Action that continues long after initial application, as with disinfectants |
| reuse life | Time period that a disinfectant should remain effective during use and reuse |
| shelf life | How long a product may be stored before use. |
| single-use items | Items that are used on only one patient and then are thrown away. |
| Sodium hypochlorite | Common household bleach; an effective disinfectant. |
| sporicidal | Capable of killing bacterial spores |
| sterilant | Agent that kills all microorganisms |
| sterilzation | involves destroying all microorganisms, including spores |
| surface barrier | Fluid resistant material used to cover surfaces likely to become contaminated |
| touch surface | Surface directly touched and contaminated during procedures |
| transfer surface | Surface not directly touched but often contacted by contaminated instruments |
| tuberculocidal | Capable of inactivating tuberculosis causing microorganisms |
| virucidal | Capable of killing some viruses |
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