Final answer:
The first step in cleaning and disinfecting cups and gua sha tools is soaking them in hot water. Antiseptics are appropriate for microbial control on living tissues. CDC handwashing recommendations are a part of personal hygiene rather than equipment cleaning. The correct option is (A)
Step-by-step explanation:
The first step in cleaning and disinfecting cups and gua sha tools is soaking them in hot water. This initial step is vital to ensure that any residue is loosened, making it easier to clean and disinfect the tools effectively. Although other options might seem effective, the gentle yet efficient process of soaking provides a good foundation for the steps that follow, which include further cleaning and disinfection.
Regarding the suitable substance for use on tissues for microbial control to prevent infection, the correct option is B. antiseptic. Antiseptics are chemical agents that are safe to use on living tissues to inhibit the growth and development of microorganisms, thus preventing infection. As for the CDC handwashing recommendations, these play a significant role in personal hygiene and infection control, but they are separate from the protocols for cleaning equipment like cups and gua sha tools.