Final answer:
The required PPE when processing instruments includes gloves and eyewear (option A) to protect against harmful substances. While other forms of PPE like lab coats and masks may also be necessary, gloves and eyewear are fundamental components.
Step-by-step explanation:
When processing instruments, the Personal Protective Equipment (PPE) that must always be used typically includes items such as gloves and eyewear. These are essential for protecting the skin and eyes from exposure to harmful substances. According to the Occupational Safety and Health Administration (OSHA), the PPE for handling contaminated equipment or specimens often includes a protective coat, face protection, and cut-resistant gloves. Moreover, safety glasses or goggles are recommended when working with cultures, and contaminated waste should be handled with care, including proper disposal methods like incineration or autoclaving in a strong basic solution.
Therefore, the correct answer to the question is A. Gloves and eyewear, as these items offer essential protection for the hands and eyes when processing instruments. Additionally, items such as lab coats, masks, face shields, and other PPE may also be required in certain situations, depending on the specific hazards present.