FREE DENTISTRY AND STUDY GAMES ABOUT CHAPTER 21

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FREE DENTISTRY AND STUDY GAMES ABOUT CHAPTER 21

STERILIZ EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -20 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: Handpieces should be sterilized by what method?

Answer:

Steam Autoclave Question 2: Instrument that loosens and remove debris by sound waves traveling through a liquid.

Answer:

Ultasonic cleaner Question 3: Ultrasonic scaling tips should not be sterilized using what methods?

Answer:

Dry heat oven and Chemiclave.

Question 4: Instrumentfor sterilization by means of heated air.

Answer:

Dry heat sterilizer

Question 5: What is the least desirable method of cleaning instruments?

Answer:

Hand scrubbing

Question 6: What is a holding solution?

Answer:

Any noncorrosive liquid for dirty instrument that cannot be cleaned immidiately.Question 7: A resistant, dormant structure formed inside of some bacteria that can withstand adverse conditions.

Answer:

Endospore Question 8: Multi-parameter indicators are strips placed in packages that change color when exposed to a combination of heat, temperature and time. They are also know as what?

Answer:

Process integrators

Question 9: What is a fundamental rule of infection control?

Answer:

If an item can be heat-sterilized, it should be heat-sterilized.Question 10: What is the risk of disease transmission on a semicritical insturment such as a mouth mirror?

Answer:

Moderate Question 11: Vials of strips,used to determine whether sterilizatin has occurred.

Answer:

Biologic indicators

Question 12: Name one disadvantage of using unsaturated chemical vapor.

Answer:

Instruments must be drym, damages some plastic and rubber items, requires special solution, cannot sterilize liquids, cannot use closed containers, or cloth crap may absorb chemicals

Question 13: Instrument for sterilization by means of moist heat under pressure.

Answer:

Autoclave

Question 14: Item used to penetrate soft tissue or bone.

Answer:

Critical Instrument

Question 15: Process that kills all microorganisms.

Answer:

Sterilization

Question 16: Sterilization by means of hot formaldehyde vapors under pressure.

Answer:

Chemical vapor sterilization

Question 17: What is Use-life?

Answer:

Period of time during which a germicidal solution is effective after it has been prepared for use.

Question 18: Name one advantage of using a dry heat oven.

Answer:

No corrosion, Can use closed containers, or Items are dry after cycle.

Question 19: Name one advantage of using a steam autoclave.

Answer:

Short time, no corrosion or Instruments dry quickly following cycle

Question 20: What are the 4 divisions of the instrument processing area.

Answer:

• Receiving, cleaning, and decontamination.

• Preparation and packageing.

• Sterilization.

• Storage.