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CDC 4Y051N URE TEST 2: Sterilization Procedures and Practices in Dental Settings, Exams of Dentistry

A series of questions and answers related to sterilization procedures and practices commonly employed in dental settings. It covers topics such as terminal sterilization, dry heat sterilization, rapid heat transfer methods, chemical indicators, sterilization methods for specific materials, and proper handling of sterilized items. Insights into the importance of sterilization in maintaining a safe and hygienic dental environment.

Typology: Exams

2024/2025

Available from 03/14/2025

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CDC 4Y051N URE TEST 2 QUESTIONS WITH 100%
CORRECT ANSWERS.
What sterilization process is accomplished after the washer-sterilizer cycle? -- Answer
✔✔ Terminal sterilization
What is the temperature (Fahrenheit) and time required for sterilization in a dry heat
over? -- Answer ✔✔ 320 degrees F for 2 hours, or 340 degrees F for 1 hour
Sterilization using the rapid heat transfer method requires what temperature
(Fahrenheit) and time exposure? -- Answer ✔✔ 375 degrees F for 12 minutes
When exposed to minimal heat and pressure conditions of sterilization what changes
colors and indicates whether or not the packs have been processed? -- Answer ✔✔
Chemical indicators
Non-heat stabilized nylon tubing is designed for which sterilization method? -- Answer
✔✔ Steam
What sterilization method is used for aluminum foil and closed metal trays? -- Answer
✔✔ Dry heat
Freshly sterilized items are: -- Answer ✔✔ Never placed on metal or cold surfaces to
dry
What methods of heat sterilization are currently accepted in USAF dental clinics? --
Answer ✔✔ Steam under pressure, either gravity displacement or pre vacuum, and dry
heat
How do you sterilize items which cannot withstand heat? -- Answer ✔✔ Ethylene Oxide
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CDC 4Y051N URE TEST 2 QUESTIONS WITH 100%

CORRECT ANSWERS.

What sterilization process is accomplished after the washer-sterilizer cycle? -- Answer ✔✔ Terminal sterilization What is the temperature (Fahrenheit) and time required for sterilization in a dry heat over? -- Answer ✔✔ 320 degrees F for 2 hours, or 340 degrees F for 1 hour Sterilization using the rapid heat transfer method requires what temperature (Fahrenheit) and time exposure? -- Answer ✔✔ 375 degrees F for 12 minutes When exposed to minimal heat and pressure conditions of sterilization what changes colors and indicates whether or not the packs have been processed? -- Answer ✔✔ Chemical indicators Non-heat stabilized nylon tubing is designed for which sterilization method? -- Answer ✔✔ Steam What sterilization method is used for aluminum foil and closed metal trays? -- Answer ✔✔ Dry heat Freshly sterilized items are: -- Answer ✔✔ Never placed on metal or cold surfaces to dry What methods of heat sterilization are currently accepted in USAF dental clinics? -- Answer ✔✔ Steam under pressure, either gravity displacement or pre vacuum, and dry heat How do you sterilize items which cannot withstand heat? -- Answer ✔✔ Ethylene Oxide

The crucial components of the steam under pressure process are: -- Answer ✔✔ Steam temperature, and exposure time To properly load the chamber of the gravity displacement unit... -- Answer ✔✔ Place all packages on edge, with large packs at the bottom of the chamber, and small packs in an upper layer How often must biological spore monitoring be performed if implantable devices are in the load? -- Answer ✔✔ Every cycle The ultrasonic cleaner is located in which area? -- Answer ✔✔ Decontamination When can ultrasonic instrument decontamination be performed in the dental treatment room? -- Answer ✔✔ Never Which of the following does not apply to the proper operation of ultrasonic cleaners? -- Answer ✔✔ Use of disinfectant, plain water, or soap for the solution Stored sterile items must be resterilizes if the safe storage period has expired,... -- Answer ✔✔ The wrapper becomes wet, if the pack touches the floor, or if there is any question of contamination What methods can be used to recap needles? -- Answer ✔✔ Scoop technique, and recapping device In addition to cleaning, what must be done with all hand pieces, including slow speed attachments and ultrasonic scaler tips, between PT's -- Answer ✔✔ Heat sterilize When do digital radiology supporting devices need barriers protection? -- Answer ✔✔ When contacted or contaminated by spatter You clean the Air Techniques imaging plates with: -- Answer ✔✔ 100% cotton gauze and isopropyl alcohol