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Ch 21 Key Terms
| Term | Definition |
|---|---|
| Autoclave | Instrument for sterilization by means of moist heat under pressure. |
| Biological Monitoring | Verifying sterilization by confirming that all spore-forming microorganisms have been destroyed. |
| Chemical Vapor Sterilization | Sterilization by means of hot chemical vapors (formaldehyde, alcohol, water, acetone, ketone) under pressure. |
| Clean Area | Place where sterilized instruments, fresh disposable supplies, and prepared trays are stored. |
| Contaminated Area | Place where contaminated items are brought for precleaning and thorough cleaning. |
| Critical Instrument | Item used to penetrate soft tissue or bone, posing a high risk of disease transmission. |
| Dry Heat Sterilizer | Instrument for sterilization by means of heated air. |
| Holding Solution | Solution used to prevent the drying of blood and debris on instruments if they cannot be cleaned immediately. |
| Multiparameter Indicators | Strips placed inside packages that change color when exposed to a combination of heat, temperature, and time. |
| Noncritical Instrument | Item that comes in contact with intact skin only, posing a very low risk of disease transmission. |
| Process Indicators | Tapes, strips, or tabs with heat-sensitive chemicals placed on the OUTSIDE of packages that change color at a specific temperature. |
| Process Integrators | Strips placed INSIDE packages that change color when exposed to a combination of heat, temperature, and time. |
| Safety Data Sheet (SDS) | OSHA-required document detailing safety information and precautions for hazardous chemicals used in a facility. |
| Semicritical Instrument | Item that contacts oral tissues or nonintact skin without penetrating tissue or bone, posing a moderate risk. |
| Single-Parameter Indicators | Tapes, strips, or tabs with heat-sensitive chemicals that change color when exposed to a single parameter, such as temperature. |
| Ultrasonic Cleaner | Instrument that loosens and removes debris from instruments using sound waves traveling through a liquid solution. |
| Use-Life | The period of time during which a germicidal solution remains effective after it has been prepared for use. |
| Wicking | Process by which microorganisms are drawn through wet or damp paper packaging material, contaminating sterile instruments inside. |