California Registered Dental Assistant (RDA) Written Practice Exam

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What is the best method for managing components of dental instruments that cannot be detached from the dental unit?

  1. Disinfecting with high heat

  2. Covering with impervious barriers that are changed between each patient

  3. Using a different set of instruments

  4. Soaking in disinfectant for extended periods

The correct answer is: Covering with impervious barriers that are changed between each patient

Using a different set of instruments is not a suitable option as it may be costly and time-consuming. High heat disinfection may not be effective for all types of instruments and can potentially damage them. Soaking in disinfectant for extended periods can also damage the instruments and is not a practical method. The best method would be to cover the instruments with impervious barriers and change them between patients to prevent cross-contamination and ensure proper hygiene. This method is cost-effective and efficient in maintaining the cleanliness and safety of dental instruments.

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