CIS Decontamination and Cleaning Processes Questions and Answers 2

Question 1

What is the recommended minimum water temperature for the initial rinse of surgical instruments at the point of use?

Accepted Answer

Cold or lukewarm water below 110°F

Answer

Hot water above 140°F

Answer

Room temperature distilled water

Answer

Boiling water at 212°F

Question 2

Which cleaning method uses high-frequency sound waves to remove soil from instrument surfaces?

Accepted Answer

Ultrasonic cleaning

Answer

Mechanical washing

Answer

Pasteurization

Answer

Chemical immersion

Question 3

What is the primary purpose of enzymatic detergents in instrument decontamination?

Accepted Answer

To break down organic matter such as blood and tissue

Answer

To sterilize instruments completely

Answer

To lubricate instrument joints

Answer

To neutralize chemical disinfectants

Question 4

How often should the cleaning solution in an ultrasonic cleaner be changed?

Accepted Answer

At least daily or when visibly soiled

Answer

Once per week

Answer

Every other day

Answer

Only when the machine indicates

Question 5

What is the correct order of steps in the decontamination process for surgical instruments?

Accepted Answer

Pre-rinse, clean, rinse, dry

Answer

Sterilize, rinse, dry, clean

Answer

Dry, clean, rinse, inspect

Answer

Clean, sterilize, rinse, package

Question 6

What personal protective equipment is required when manually cleaning contaminated surgical instruments?

Accepted Answer

Gloves, fluid-resistant gown, face shield or mask with eye protection

Answer

Only latex gloves

Answer

Surgical mask and sterile gloves

Answer

Hair cover and shoe covers only