Disinfection and Sterilization (Chapter 10)

  1. What is a less lethal process than sterilization, which kills disease causing micro-organisms?
  2. Glutaraldehyde Solutions are classified as (_-__) disinfectant; Irritation of the hands is common and personnel are always at risk of splashes occurring whenever liquids are being handled.
  3. Chlorine Dioxide Solutions may be used for (___-___) disinfection; It has a rapid action of (___) minutes for disinfection or (___) hours for sterilization.
    • High-level
    • 3
    • 6
  4. Iodophors are classified as (___-___) disinfectants; Their biocidal activity is accomplished within (__) to (___) minutes of exposure.
    • Intermediate level
    • 10 to 25
  5. The highest level of contamination control is what?
  6. The Automated washer processor is the (___) method and provides an effective cleaning process.
  7. What process is safer and more effective than manual scrubbing?
    Ultrasonic Cleaning
  8. When the sound waves travel through the liquid, millions of tiny bubbles form and burst continuously. This process is called what?
    (The bursting bubbles)
  9. Limit ultrasonic cleaning time to (___) minutes to avoid damge to instrument.
  10. Never use a hand to remove instruments from the unit.
    True or False
  11. Do not place surgical knife blades or suture materials inside linen packs or on instrument trays before sterilization.
    True or False
  12. (What type) of overwrapping will extend a 30 day shelf life to 180 days?
    Heat sealed
  13. (What) is the most "dependable" and economical method of sterilization?
    (Hint: Autoclave)
    Steam under pressure
  14. What are the two most common types of steam sterilizers used in the Navy?
    • Downward Displacement (Gravity)
    • Pre-vacuum, High temperature sterilizers
  15. For downward displacement Autoclave; the actual timing does not begin until the temperature is above what?
    245 F or 118 C
  16. A typical dry heat cycle is (___) minutes.
    90 minutes
  17. Only one liquid chemical, if properly used, is capable of rendering an item sterile. What is it?
  18. Effective and preferred methods of sterilization are what?
    • 1. Steam autoclave
    • 2. Dry heat oven
    • 3. Chemical vapor
    • 4. ethylene oxide
  19. Dry heat sterilize for (___) mintues at 320-345 F.
  20. Organization for Safety and Asepsis Procedures (OSAP) recommend at least (___) by preferably daily monitoring.
Card Set
Disinfection and Sterilization (Chapter 10)
Hospital Corpsman NAVEDTRA 14295B