Hand Washing Practices and Effects

The video features Brittany, the USF student body president, and Dr. Bertie Anderson, a professor of molecular medicine, discussing the importance of proper hand-washing. They demonstrate the effectiveness of different hand-washing techniques using culture plates to show bacteria presence. The video emphasizes the CDC's recommended 20-30 second hand-washing protocol, which significantly reduces germs. It also highlights common sources of germs, such as phones and backpacks, and suggests alternatives to handshakes to maintain hygiene.

What is the recommended duration for washing hands according to the CDC?

• 20 to 30 seconds

• 40 to 50 seconds

• 10 to 15 seconds

• 30 to 40 seconds

What is the main focus of the video tutorial?

• Proper hand-washing techniques

• Cooking recipes

• Travel tips

• Exercise routines

What was observed on the culture plate from unwashed hands?

• No bacteria present

• Only viruses present

• A few bacteria present

• A lot of bacteria present

What was the result of washing hands quickly?

• Bacteria count decreased slightly

• Bacteria count increased

• No change in bacteria count

• All bacteria were removed

What happens if you wash your hands for less than the recommended time?

• All germs are removed

• Hands become dirtier

• Some germs remain

• Hands become sticky

What is the effect of washing hands following the CDC protocol?

• Germs decreased slightly

• Germs increased

• No change in germs

• Germs decreased drastically

Why is it important to follow the CDC's hand-washing protocol?

• To avoid using soap

• To make hands dry

• To drastically reduce germs

• To increase bacteria on hands

Which of the following is NOT a common source of germs?

• Backpacks

• Phones

• Books

• Eyeglasses

What alternative greeting is suggested to avoid direct contact?

• High-five

• Handshake

• Hug

• Elbow bump

Which item is mentioned as a source of germs that people might not realize?

• Watches

• Eyeglasses

• Hats

• Shoes