Registered Dental Hygienist in Alternative Practice (RDHAP) Law and Ethics Practice Exam

How is cleaning defined in the context of infection control?

1. Using high-level disinfection methods

2. Removing visible soil and debris from objects

3. Applying chemical agents for sterilization

4. Using paper towels to wipe surfaces

The correct answer is: Removing visible soil and debris from objects

Cleaning, in the context of infection control, is defined as the process of removing visible soil and debris from objects and surfaces. This step is crucial in the infection control process as it is the first and most essential measure to prevent the spread of pathogens. Cleaning does not necessarily kill microorganisms but rather decreases their number by removing the materials they thrive on, thereby reducing the potential for infection. While high-level disinfection and sterilization are important, they follow the cleaning step. These methods are employed after cleaning to further ensure that any remaining microorganisms are killed or inactivated. The application of chemical agents for sterilization goes beyond cleaning as it implies a higher level of microbial kill, often necessary for surgical instruments and other critical items. Simply using paper towels to wipe surfaces may not effectively remove all debris and contaminants, and thus could be less reliable than a thorough cleaning process that includes the use of appropriate cleaning solutions and methods. Understanding that cleaning is the foundational process in infection control helps clarify its importance and distinguishes it from disinfection and sterilization procedures.