CBET Sterilization and Infection Control Equipment 3

Question 1

What is the correct term for the process of reducing microbial contamination to a safe level without achieving sterility?

Accepted Answer

Disinfection

Answer

Sterilization

Answer

Antisepsis

Answer

Decontamination

Question 2

Which ANSI/AAMI standard governs the comprehensive reprocessing of reusable medical devices?

Accepted Answer

ANSI/AAMI ST79

Answer

ANSI/AAMI ST67

Answer

ANSI/AAMI ST41

Answer

ANSI/AAMI ST58

Question 3

A flash sterilization cycle (immediate-use steam sterilization) at 132°C in a pre-vacuum sterilizer requires a minimum exposure time of:

Accepted Answer

4 minutes

Answer

1 minute

Answer

3 minutes

Answer

10 minutes

Question 4

What does the term 'SAL 10⁻⁶' mean in the context of sterilization?

Accepted Answer

There is a 1 in 1,000,000 chance of a viable organism on a device

Answer

There is a 1 in 100,000 chance of a viable organism on a device

Answer

The sterilizer kills 10⁶ organisms per minute

Answer

10⁶ organisms were present before sterilization

Question 5

Which agent is classified as a high-level disinfectant capable of achieving sterilization with extended exposure time?

Accepted Answer

Hydrogen peroxide 7.5%

Answer

Isopropyl alcohol 70%

Answer

Sodium hypochlorite 0.5%

Answer

Ortho-phthalaldehyde (OPA)

Question 6

When inspecting a sterile package before use, which finding would require the item to be reprocessed?

Accepted Answer

The outer wrap shows visible moisture damage

Answer

The chemical indicator has changed color correctly

Answer

The package seal is intact and unbroken

Answer

The label shows a future expiration date

Question 7

Which OSHA standard most directly governs healthcare worker safety when handling ethylene oxide sterilizers?

Accepted Answer

29 CFR 1910.1047 (Ethylene Oxide Standard)

Answer

29 CFR 1910.1030 (Bloodborne Pathogens)

Answer

29 CFR 1910.134 (Respiratory Protection)

Answer

29 CFR 1910.1200 (Hazard Communication)