Shopping Cart Germ Study Quiz

According to the 2012 study mentioned, what percentage of grocery carts tested positive for some form of fecal bacteria?

• About 50%

• About 60%

• About 72%

• About 85%

Who is Charles Gerba?

• A researcher at the University of Arizona

• The author of the study on shopping carts

• A microbiologist at the University of Arizona

• All of the above

Why are shopping carts considered noteworthy when it comes to germ exposure?

• They are cleaned regularly

• They are only touched by a few people

• They offer a long-term relationship with more opportunity for pathogen contact

• They are made from germ-resistant materials

Do experts believe shopping carts represent a major health risk?

• Yes, because they are extremely dirty

• No, because the dose of germ exposure is usually not high enough to cause illness

• Yes, because they can cause digestive tract infections

• No, because they are cleaned with antibacterial solutions

How many organisms of shigella are typically necessary to cause illness?

• 10

• 100

• 1,000

• 100,000

According to John Swartzberg, approximately how many salmonella organisms are required to cause illness?

• 10

• 1,000

• 10,000

• 100,000

What is the primary mode of transmission for shigella bacteria?

• Contaminated water

• Airborne droplets

• Direct contact with infected individuals

• Contaminated food

What is the most common symptom of a salmonella infection?

• Skin rash

• Diarrhea

• Memory loss

• Insomnia

How can the risk of germ exposure from shopping carts be reduced?

• Using a cart only once a month

• Wiping the cart with a disinfectant wipe before use

• Shopping online instead

• Carrying your groceries without a cart