DANB DANB Dental Unit & Environmental Infection Control 2

Question 1

What is the recommended procedure for handling extracted teeth in a dental office setting?

Accepted Answer

Handle as regulated waste; if containing amalgam, follow state-specific disposal rules

Answer

Discard in regular trash after rinsing

Answer

Place in a sharps container immediately after extraction

Answer

Place in a biohazard bag only if the patient has hepatitis

Question 2

Amalgam waste from dental offices must be managed according to guidelines from which agency?

Accepted Answer

EPA

Answer

OSHA

Answer

CDC

Answer

FDA

Question 3

What is the purpose of using an amalgam separator in a dental office?

Accepted Answer

To capture amalgam particles before wastewater enters the sewer system

Answer

To improve amalgam consistency

Answer

To remove mercury vapor from the air

Answer

To recycle old amalgam restorations

Question 4

Which of the following best describes 'regulated medical waste' in a dental office?

Accepted Answer

Waste that has the potential to cause infection, including blood-soaked materials, sharps, and pathological waste

Answer

All waste generated in the dental office

Answer

Only sharps and needles

Answer

Any waste from a healthcare setting

Question 5

How should spills of blood or other potentially infectious materials on environmental surfaces be managed?

Accepted Answer

Clean up with water first, then apply 1:10 bleach solution, allow proper contact time, then wipe

Answer

Cover with paper towels and leave to dry

Answer

Spray with air freshener and wipe immediately

Answer

Call a professional hazmat team for all blood spills

Question 6

Dental lab items (impressions, prostheses) received from or sent to a dental laboratory should be:

Accepted Answer

Disinfected before handling and labeled as a biohazard if contaminated

Answer

Sent as-is without any special handling

Answer

Autoclaved before sending to the lab

Answer

Only disinfected if they are visibly bloody