NDECC Infection Control and Sterilization 2

Question 1

What does the term 'spaulding classification' refer to in dental infection control?

Accepted Answer

A framework for categorizing dental instruments by sterilization or disinfection level required

Answer

The Spaulding classification categorizes items as critical, semicritical, or noncritical based on infection risk, determining the level of sterilization or disinfection required.

Question 2

Under the Spaulding classification, a mouth mirror used during a dental examination is classified as:

Accepted Answer

Semicritical

Answer

A mouth mirror contacts mucous membranes but does not penetrate tissue, classifying it as semicritical and requiring at minimum high-level disinfection, but preferably sterilization.

Question 3

Which of the following is an acceptable method for monitoring the sterilization process on a routine basis?

Accepted Answer

A combination of mechanical, chemical, and biological monitoring

Answer

CDC guidelines recommend using all three types of monitors—mechanical, chemical, and biological—together to provide a comprehensive check of the sterilization process.

Question 4

How frequently should biological monitoring (spore testing) be performed on a steam autoclave in a dental office?

Accepted Answer

At least weekly

Answer

The CDC recommends performing biological monitoring at least weekly to verify autoclave function, as well as with each implantable device load.

Question 5

Contaminated single-use sharps (needles, scalpel blades) generated during dental procedures must be:

Accepted Answer

Placed in a puncture-resistant sharps container immediately after use

Answer

Contaminated sharps must be immediately placed in a closable, puncture-resistant sharps container to prevent needlestick injuries and comply with OSHA Bloodborne Pathogens Standard.

NDECC - National Dental Examination of Clinical Competence Practice Test

NDECC - National Dental Examination of Clinical Competence Practice Test

NDECC Infection Control and Sterilization 2