Texas Class A Barber Written ExamSanitation, Disinfection, and SafetyMedium
Which level of decontamination is required for tools that come into contact with intact skin but not blood or body fluids, such as combs and brushes?
- ASterilization
- BAntisepsis
- CDisinfection
- DSanitation
Show answer & explanationAnswer & explanation
Correct answer: C. Disinfection
For non-porous tools that contact intact skin, disinfection is the required level of decontamination. It kills most harmful bacteria, fungi, and viruses, but not bacterial spores, which is sufficient for this level of contact.
Why the other options are wrong
- A. Sterilization is the highest level, destroying all microbial life, including spores, and is typically reserved for invasive medical instruments.
- B. Antisepsis refers to reducing pathogens on living tissue, not inanimate objects.
- D. Sanitation (cleaning) removes visible debris but does not kill pathogens; it's a precursor to disinfection.
Levels of Decontamination
Decontamination levels range from sanitation (cleaning) to disinfection (killing most pathogens) to sterilization (killing all microbial life, including spores), each appropriate for different exposure risks.
- Sanitation: removes visible dirt.
- Disinfection: kills most pathogens on non-porous surfaces.
- Sterilization: destroys all microbial life.
- Barber tools require disinfection.
Memory trick: Clean, then Kill, then Clear all life, for safe salon strife.