The Iron Lung's Role in Polio Eradication

The video discusses the history and impact of polio, a disease that once caused widespread paralysis and death. It explains the function of the iron lung, a mechanical respirator used to help polio patients breathe. The video highlights the success of the polio vaccine, which has reduced cases by 99.9% and limited the disease to only two countries. It also mentions the role of the polio program during the COVID-19 pandemic and emphasizes the importance of global efforts to eradicate polio completely, with initiatives aimed at improving vaccination rates and health.

What part of the body does polio paralysis usually start with?

• The legs

• The arms

• The neck

• The back

Why did many people die from polio?

• Due to dehydration

• Because of breathing difficulties

• Due to heart failure

• Because of a lack of medication

What was the primary function of the iron lung?

• To help people walk again

• To create a vaccine for polio

• To increase blood circulation

• To assist in breathing for paralyzed patients

During which decades was the polio epidemic at its peak in the United States?

• 1920s and 1930s

• 1940s and 1950s

• 1980s and 1990s

• 1960s and 1970s

What led to the drastic reduction in polio cases?

• Improved sanitation

• The introduction of the polio vaccine

• The development of antibiotics

• Natural immunity

How effective was the polio vaccine in reducing polio cases?

• 90 percent reduction

• 50 percent reduction

• 75 percent reduction

• 99.9 percent reduction

As of the video, which two countries still have cases of wild polio?

• Nigeria and Somalia

• Afghanistan and Pakistan

• Brazil and Argentina

• India and China