Infection Control and Sterilization Flashcards
6 cards from real CCMA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Infection Control and Sterilization flashcards as text
Which hand hygiene method is most effective at eliminating C. difficile spores?
Answer: Soap and water handwashing
Soap and water is required for C. difficile because alcohol-based products do not destroy its spores.
What level of disinfection is required for semi-critical medical instruments that contact mucous membranes?
Answer: High-level disinfection
High-level disinfection destroys all microorganisms except some bacterial spores and is required for semi-critical items.
What does the acronym PPE stand for in infection control?
Answer: Personal Protective Equipment
PPE stands for Personal Protective Equipment and includes gloves, gowns, masks, and eye protection.
Which type of isolation is used for patients with airborne diseases such as tuberculosis?
Answer: Airborne isolation
Airborne isolation requires a negative-pressure room and N95 respirators to prevent transmission of tiny airborne particles.
Which autoclave sterilization cycle parameter is the standard for wrapped surgical instruments?
Answer: 270°F for 20 minutes
The gravity cycle at 250°F for 30 minutes or the pre-vacuum cycle at 270°F for 4 minutes are both standard; for wrapped items the 270°F/4 min pre-vacuum cycle is common.
What color biohazard bag should be used for disposing of blood-soaked materials?
Answer: Red or orange
Red or orange biohazard bags are required by OSHA for regulated medical waste that may contain bloodborne pathogens.