CBIC CBIC Sterilization and Disinfection 2

Question 1

Which disinfectant is considered a high-level disinfectant and is commonly used for heat-sensitive endoscopes?

Accepted Answer

Glutaraldehyde 2%

Answer

Glutaraldehyde 2% is an FDA-cleared high-level disinfectant widely used for reprocessing heat-sensitive flexible endoscopes.

Question 2

The Bowie-Dick test is specifically designed to detect which sterilizer problem?

Accepted Answer

Air removal failures in pre-vacuum steam sterilizers

Answer

The Bowie-Dick test detects air removal failures and steam penetration issues in pre-vacuum (dynamic air removal) steam sterilizers.

Question 3

Which factor is most critical when cleaning instruments before disinfection or sterilization?

Accepted Answer

Removal of all visible organic material

Answer

Thorough removal of organic material (bioburden) is critical because soil protects microorganisms from germicide penetration.

Question 4

Ethylene oxide (ETO) sterilization is primarily used for which type of medical devices?

Accepted Answer

Heat- and moisture-sensitive devices

Answer

ETO sterilization is used for devices that cannot withstand the heat and moisture of steam sterilization, such as plastics and electronics.

Question 5

What is the primary purpose of event-related sterility maintenance?

Accepted Answer

Sterility is maintained until the packaging is compromised

Answer

Event-related sterility means a sterile package remains sterile until an event (such as damage, moisture, or opening) compromises the packaging integrity.

CBIC - Certification Board of Infection Control Practice Test

CBIC - Certification Board of Infection Control Practice Test

CBIC CBIC Sterilization and Disinfection 2