Which best describes the function of disinfectants in healthcare?

The function of disinfectants in healthcare is best described as the ability to eliminate pathogens from surfaces. This is critical in the healthcare environment, where the presence of harmful microorganisms can lead to infections and health complications for both patients and staff. Disinfectants are specifically formulated to kill a wide range of bacteria, viruses, and fungi, thereby reducing the risk of infection.

Using disinfectants correctly on surfaces, equipment, and instruments ensures that these areas are free from harmful pathogens, which is essential for maintaining a sterile environment in hospitals and clinics. This function goes beyond just cleaning; it is about effectively destroying microorganisms that can cause disease.

In contrast to the other options, providing nutrition for staff does not relate to disinfectants, nor do they serve the purpose of sanitizing instruments, which often requires a different level of cleaning or sterilization rather than disinfection. Disinfectants also do not directly improve air quality, although maintaining clean surfaces can contribute indirectly to a healthier environment.