MDRAO - Medical Device Reprocessing Association of Ontario Infection Prevention and Control Questions and Answers

Question 1

According to Spaulding's Classification system, a laryngoscope blade, which comes into contact with mucous membranes, is classified as what type of device and requires what minimum level of reprocessing?

Accepted Answer

Semi-Critical, and it requires high-level disinfection.

Answer

Non-Critical, and it requires low-level disinfection.

Answer

Critical, and it requires sterilization.

Answer

General Purpose, and it requires standard cleaning.

Question 2

An MDRD technician is performing hand hygiene before starting work in the clean assembly area. Which of the following practices is considered inappropriate and could compromise infection prevention?

Accepted Answer

Wearing artificial fingernails that are securely attached.

Answer

Washing hands with soap and water for at least 15 seconds.

Answer

Using a facility-approved alcohol-based hand rub until dry.

Answer

Drying hands thoroughly with a single-use paper towel.

Question 3

A technician is reviewing the environmental cleaning schedule for the Medical Device Reprocessing Department. According to CSA standards, which cleaning principle is fundamental to preventing cross-contamination between different work areas?

Accepted Answer

Cleaning from the cleanest areas to the dirtiest areas.

Answer

Cleaning from dirtiest to cleanest areas to contain contaminants.

Answer

Using the same mop and bucket for both decontamination and clean assembly areas.

Answer

Performing all cleaning tasks at the end of the day to minimize disruption.

Question 4

A sterile storage area within the MDRD is being monitored for environmental compliance. According to Canadian Standards Association (CSA) guidelines, what is the acceptable range for relative humidity to ensure the integrity of sterile packaging?

Accepted Answer

Between 30% and 60%

Answer

Less than 30%

Answer

Greater than 80%

Answer

Exactly 50%

Question 5

In the event of a large spill of contaminated fluid in the decontamination area, what is the MOST important initial action for the MDRD technician to take after ensuring their own immediate safety?

Accepted Answer

Contain the spill using absorbent materials.

Answer

Immediately mop the area with a standard cleaning solution.

Answer

Post warning signs and evacuate the department.

Answer

Finish processing the current set of instruments before cleaning.

Question 6

Which of the following scenarios describes a potential fomite transmission of infection within the Medical Device Reprocessing Department?

Accepted Answer

A technician with unwashed hands handles a clean instrument after touching a dirty cart.

Answer

A technician receives a needle-stick injury from a contaminated sharp.

Answer

A technician inhales aerosolized droplets while pressure-washing an instrument.

Answer

Two technicians discuss a procedure without wearing masks.