Understanding Polio: History, Transmission, and Eradication Efforts

What was a significant factor in the spread of Polio in temperate climates?

• Peak infections during summer months

• Higher birth rates in summer

• Increased travel during winter

• Improved sanitation in winter

Why is it difficult to eradicate Polio globally?

• Most infected individuals show no symptoms

• It is resistant to all known vaccines

• The virus can be transmitted from animals to humans

• The virus mutates rapidly

Which of the following is true about the transmission of the Polio virus?

• It can be transmitted through contaminated water

• It can be transmitted from animals to humans

• It is only spread through direct contact with blood

• It is primarily spread through air

As of 2014, which countries were still endemic with Polio?

• United States, Canada, and Mexico

• Pakistan, Afghanistan, and Nigeria

• India, China, and Brazil

• Australia, Japan, and South Korea

What is a major strategy employed by the WHO to eradicate Polio?

• Creating genetically modified mosquitoes

• Building new hospitals in endemic areas

• Focusing on vaccinations and surveillance

• Developing new antiviral drugs