Sanitation & Disinfection Protocols Flashcards
7 cards from real ABA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Sanitation & Disinfection Protocols flashcards as text
Which type of pathogen is MOST resistant to standard disinfection and therefore may require sterilization?
Answer: Bacterial endospores
Bacterial endospores (e.g., Clostridium) are the most resistant microbial forms and typically require sterilization, not just disinfection.
A quaternary ammonium compound (quat) disinfectant is LESS effective in the presence of:
Answer: Organic matter such as hair, oil, or blood
Organic matter binds to and neutralizes quat solutions, significantly reducing their disinfecting ability — implements must be cleaned before disinfecting.
Which government agency sets workplace exposure limits for chemical disinfectants used in barbershops?
Answer: OSHA (Occupational Safety and Health Administration)
OSHA establishes permissible exposure limits (PELs) for chemicals in the workplace, including disinfectants used in personal-service establishments.
When mixing a disinfectant solution from concentrate, which safety practice is MOST important?
Answer: Always add concentrate to water, never water to concentrate
Adding concentrate to water prevents dangerous splashing or exothermic reactions; the dilution sequence is a fundamental chemical safety rule.
Phenolic disinfectants (e.g., Lysol concentrate) are NOT recommended for aluminum implements because they:
Answer: Can corrode and damage aluminum surfaces
Phenolic compounds can pit and corrode aluminum and rubber, making them unsuitable for implements made from those materials.
A barber uses the same clipper blade guard on two consecutive clients without disinfecting. This practice:
Answer: Violates sanitation laws and risks cross-contamination
Plastic clipper guards are reusable implements that must be disinfected between every client regardless of whether blood is visible.
The term 'sanitation' in a barbershop context means:
Answer: Reducing the number of microorganisms to a safe level
Sanitation reduces microbial counts to levels deemed safe by public health standards, which is a lower standard than disinfection or sterilization.