CIS Domain 2: Instrument cleaning and decontamination processes Welcome to your CIS Domain 2: Instrument cleaning and decontamination processes 1. CIS: Instrument cleaning and decontamination processes When selecting a cleaning agent for surgical instruments, which of the following properties is MOST critical to ensure the agent's effectiveness without damaging the instruments? A. pH level B. Fragrance intensity C. Color D. Viscosity None 2. CIS: Instrument cleaning and decontamination processes In the context of enzyme cleaners used during the decontamination process, which factor is MOST important for their effective application? A. Temperature of the solution B. Duration of exposure C. The color of the solution D. The speed of agitation None 3. CIS: Instrument cleaning and decontamination processes When considering the removal of prions from surgical instruments, which of the following decontamination processes is MOST effective? A. Autoclaving at standard sterilization temperatures B. Manual scrubbing with detergent C. Immersion in a high-level disinfectant D. Extended autoclaving at increased temperatures and pressures None 4. CIS: Instrument cleaning and decontamination processes For ultrasonic cleaners to be effective in instrument decontamination, which of the following factors is MOST critical? A. The brand of the ultrasonic cleaner B. The size of the cleaning tank C. The frequency of the ultrasonic waves D. The color of the cleaning solution None 5. CIS: Instrument cleaning and decontamination processes In the sterilization preparation process, which of the following is the MOST important reason for drying instruments after cleaning and before sterilization? A. To prevent water spots B. To reduce the risk of corrosion C. To ensure effective sterilant penetration D. To enhance the aesthetic appearance of instruments None 6. CIS: Instrument cleaning and decontamination processes When determining the appropriate disinfection level for surgical instruments, which factor is MOST critical in selecting between high-level disinfection and sterilization? A. The instrument's material composition B. The intended use of the instrument C. The color of the instrument D. The manufacturer's branding None 7. CIS: Instrument cleaning and decontamination processes In the process of manual cleaning of surgical instruments, which of the following steps is MOST critical to prevent the spread of infection? A. Pre-soaking instruments in warm water B. Using a brush with natural bristles C. Wearing personal protective equipment (PPE) D. Drying instruments with a lint-free cloth None 8. CIS: Instrument cleaning and decontamination processes What is the MOST important consideration when using automated washer-disinfectors for surgical instruments? A. The noise level of the machine B. The type of detergent used C. The color of the indicators D. The placement of instruments in the racks None 9. CIS: Instrument cleaning and decontamination processes When selecting a high-level disinfectant for use in a healthcare setting, which of the following properties is MOST important to ensure patient safety and efficacy? A. Pleasant smell B. Rapid action C. Brand popularity D. Compatibility with instrument materials None 10. CIS: Instrument cleaning and decontamination processes In the context of preventing biofilm formation on surgical instruments, which of the following steps is MOST critical during the cleaning process? A. Application of a lubricant after cleaning B. Immediate rinsing with distilled water after use C. Use of a single enzyme detergent D. Periodic testing of water quality used in cleaning None 11. CIS: Instrument cleaning and decontamination processes When implementing a sterilization assurance program, which of the following is the MOST critical component to verify the effectiveness of the sterilization process? A. Regular maintenance schedules for sterilization equipment B. Use of biological indicators (BIs) in every sterilization cycle C. Daily testing of the autoclave's pressure gauge D. Visual inspection of sterilization packaging for signs of damage None 12. CIS: Instrument cleaning and decontamination processes In the decontamination of instruments potentially exposed to Creutzfeldt-Jakob Disease CJD, which of the following methods is MOST recommended? A. Autoclaving at standard conditions B. Immersion in a chlorine dioxide solution C. Use of a peracetic acid sterilant D. Extended autoclaving under specific conditions recommended for prions None 13. CIS: Instrument cleaning and decontamination processes Which of the following factors is MOST critical when choosing an automated washer-disinfector cycle for surgical instruments? A. The cycle's duration B. The water consumption per cycle C. The types of instruments being cleaned D. The noise level during operation None 14. CIS: Instrument cleaning and decontamination processes For ensuring the removal of biofilm from endoscopes, which of the following steps is MOST critical? A. Manual pre-cleaning with a soft-bristled brush B. High-level disinfection with glutaraldehyde C. Rinsing with sterile, distilled water D. Automated flushing with enzymatic cleaner None 15. CIS: Instrument cleaning and decontamination processes When assessing the efficacy of a disinfectant used in the decontamination area, which of the following parameters is MOST essential? A. pH neutrality B. Spectrum of activity C. Presence of surfactants D. Odor masking properties None 16. CIS: Instrument cleaning and decontamination processes Which of the following is the MOST important consideration when developing a protocol for the ultrasonic cleaning of microsurgical instruments? A. The detergent's foaming properties B. The ultrasonic cleaner's tank capacity C. The frequency and power of the ultrasonic waves D. The color of the cleaning solution used None 17. CIS: Instrument cleaning and decontamination processes In the context of low-temperature sterilization methods, which factor is MOST critical for ensuring the effective sterilization of heat-sensitive instruments? A. The type of packaging material used B. The sterilization agent's concentration C. The cycle time and temperature D. The humidity level within the sterilization chamber None 18. CIS: Instrument cleaning and decontamination processes When evaluating the rinse water quality in an instrument decontamination process, which of the following is the MOST critical parameter to monitor? A. Water hardness B. pH level C. Total dissolved solids (TDS) D. Temperature None 19. CIS: Instrument cleaning and decontamination processes For the decontamination of ophthalmic surgical instruments, which of the following disinfection methods is MOST appropriate? A. Immersion in a 0.5% chlorine solution B. Use of 70% isopropyl alcohol wipes C. Exposure to ethylene oxide gas D. Autoclaving at standard sterilization temperatures None 20. CIS: Instrument cleaning and decontamination processes When incorporating a new disinfectant into the instrument decontamination workflow, which of the following steps is MOST important to ensure staff safety and compliance? A. Reviewing the manufacturer's instructions for dilution and contact time B. Conducting a smell test to ensure the odor is not too strong C. Comparing the cost with other disinfectants D. Choosing a disinfectant with the most appealing color None 1 out of 20 Time is Up! Time's up