IPC beginner

What is disinfection?

• The process of inhibiting
  the growth of

  microorganisms on living tissue

• The process of eliminating most or all pathogenic microorganisms (except bacterial spores) from inanimate objects/surfaces

• The process of destroying all forms of microbial life, including bacterial spores on inanimate objects.

Spaulding classification of medical device is divided into three.

1. 1. Critical

2. 2. Semi critical

3. 3. Non critical

Which one below is example of Semi Critical?

• Laryngoscope

• USG Machine

• Foley's Catheter

• Drip set

All of these are methods of sterilization EXCEPT?

• Autoclaving

• Quaternary ammonium compounds

• • Ethylene oxide

• Ozone

How is this device sterilized?

• Autoclave

• Ozone

• Hydrogen Peroxide

• Ethylene Oxide

This is example of low level disinfection. It kills most of organisms EXCEPT?

• Clostridium difficile

• Mycobacterium tuberculosis

• Pseudomonas aeruginosa
  

• MRSA

This antisepsis is used in our institution to clean the skin before central line insertion

• 0.5% chlorhexidine in 70% isopropyl alcohol

• Povidone-iodine

• 2% chlorhexidine in 70% isopropyl alcohol

• 4% chlorhexidine gluconate

Which of the following is MOST resistant to sterilization processes?

• Virus

• Spirochete

• Fungus

• Spores