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Ch 17/24 Instr/Equip
Week 4 Instr/Equip Ch. 17&24 Matching
Question | Answer |
---|---|
Disinfection | The process that prevents growth of disease carrying microorganisms. |
Indirect vision | Type of vision used when working on the maxillary posterior lingual surface. |
Mouth mirror | Used for indirect vision, light reflection and retraction. |
Critical Items | Penetrate soft tissue and come in direct contact with bone, blood, and other body fluids, and must be sterilized. |
Fulcrum | A term used to discribe the ring finger of the operator's hand, used to stabilize and direct. |
Handpieces | Must be sterilized between each patient. |
Aluminum foil | Used to test the ultrasonic to see if it is cleaning properly. |
Dr. G.V. Black | Responsible for classifying instruments into six different categories. |
Instruments | On a tray set up are placed in order of use, from left to right, or in sequence of use. |
Hatchet | Used in a downward motion to refine the cavity walls and to obtain retention in the cavity preparation. |
Sterilizaton | The process by which all forms of life are completely destroyed. |
Universal precautions | The best technique used in the dental office to prevent cross-contamination of microorganisms. |
Precleaning | Is important in the first step of the sterilization process because it removes bioburden. |
Hand cutting instruments | Used in conjunction with rotary instruments to refine the cavity preparation. |
Ultrasonic solution | Needs to be changed daily, or when visibly dirty. |
Semi-critical | Items that come in contact with mucous membrane or non-intact skin, and do not penetrate soft tissue. |
15-30 minutes | The time set to achieve sterilization, at 15-30 PSI, and a temperature of 121 Celsius. |
Six inches | The overall length of a hand instrument. |
Autoclave | Type of sterilizer that uses moist heat, under pressure. Also the most reliable and widely used method of sterilization. |
Glutaraldehyde | Is capable of killing resistant spores if the item is immersed in the solution for at least 6-10 hours. |