DANB ICE Infection Prevention & Sterilization 2

Question 1

According to the Spaulding classification, which categories of dental instruments require sterilization?

Accepted Answer

Semi-critical and critical items

Answer

Non-critical items only

Answer

Critical items only

Answer

All items regardless of contact

Question 2

What is the correct order of the instrument reprocessing workflow?

Accepted Answer

Transport, Cleaning, Rinsing/Inspection, Packaging, Sterilization, Storage

Answer

Sterilization, Cleaning, Packaging, Storage

Answer

Packaging, Sterilization, Cleaning, Storage

Answer

Cleaning, Storage, Sterilization, Distribution

Question 3

What distinguishes high-level disinfection from sterilization?

Accepted Answer

High-level disinfection kills all organisms except high numbers of bacterial spores; sterilization destroys all microbial life including spores

Answer

No practical difference

Answer

High-level disinfection is stronger

Answer

Sterilization is chemical; high-level disinfection is physical

Question 4

Which chemical indicator class should be placed inside every sterilization package?

Accepted Answer

Class 4 (multi-variable) or Class 5 (integrating) internal indicator

Answer

Class 1 (external only)

Answer

Class 2 (Bowie-Dick test)

Answer

No internal indicator needed if external indicators are used

Question 5

What is flash sterilization and when is it appropriate in a dental office?

Accepted Answer

An abbreviated cycle for unwrapped instruments needed urgently, not for routine use or implantable items

Answer

The preferred routine method

Answer

UV light instant sterilization

Answer

A high-speed method replacing standard cycles

Question 6

How should heat-sensitive semi-critical dental items be reprocessed?

Accepted Answer

High-level disinfection using FDA-cleared chemical at specified contact time

Answer

Wipe with alcohol and air dry

Answer

Microwave for 5 minutes

Answer

Soak in warm soapy water overnight