Oregon Certified Nursing Assistant State Practice Exam

What is an important aspect of handwashing for healthcare providers?

1. Using an antibacterial soap only

2. Rubbing hands together for 5 seconds

3. Washing hands for at least 20 seconds

4. Rinsing with hot water only

The correct answer is: Washing hands for at least 20 seconds

Washing hands for at least 20 seconds is an important aspect of handwashing for healthcare providers because it significantly enhances the effectiveness of removing dirt, bacteria, and viruses from the skin surface. The Centers for Disease Control and Prevention (CDC) recommends this duration to ensure that all areas of the hands are thoroughly cleaned, including the backs of the hands, between the fingers, and under the nails. The mechanical action of rubbing the hands together while washing, combined with the appropriate length of time, helps in breaking up and rinsing away pathogens that could lead to infections or the spread of diseases. Other practices, such as using antibacterial soap, can be beneficial but are not essential for effective hand hygiene. Handwashing with soap and water is typically sufficient. Additionally, a much shorter duration of just 5 seconds is inadequate, as it does not allow enough time for thorough cleaning. Lastly, rinsing with hot water is not required; effective handwashing can be performed with clean, running water at a comfortable temperature.