CIS Decontamination Questions and Answers 2

Question 1

What is the difference between cleaning, disinfection, and sterilization?

Accepted Answer

Cleaning removes soil, disinfection kills most pathogens, sterilization destroys all microbial life including spores

Answer

All the same process

Answer

Sterilization is less effective than disinfection

Answer

Cleaning is the final step

Question 2

What is the significance of bioburden in the decontamination process?

Accepted Answer

Higher bioburden increases the challenge to the sterilization process

Answer

Not a relevant concept

Answer

Only refers to visible contamination

Answer

Measured after sterilization

Question 3

What precautions must be taken when transporting contaminated instruments?

Accepted Answer

Closed, puncture-resistant, leak-proof containers via designated routes separate from clean traffic

Answer

No special precautions

Answer

Simply place on a cart

Answer

Wrap in surgical drapes

Question 4

What is the purpose of negative air pressure in the decontamination area?

Accepted Answer

To prevent aerosolized contaminants from flowing into cleaner adjacent spaces

Answer

To keep the room cooler

Answer

To improve ultrasonic cleaner efficiency

Answer

To reduce equipment noise

Question 5

Why must instrument box locks be kept open during cleaning?

Accepted Answer

To allow cleaning solution to reach inner joint surfaces where bioburden accumulates

Answer

To make instruments easier to identify

Answer

To prevent instruments from falling

Answer

Box locks should remain closed

Question 6

What is the role of mechanical action in decontamination?

Accepted Answer

Physically dislodges and removes bioburden, working synergistically with chemical detergents

Answer

Not important with strong chemicals

Answer

Replaces need for chemical agents

Answer

Only automated action is acceptable