History and Eradication of Smallpox

The video explores the history of smallpox, a deadly virus that emerged in Africa and spread globally, causing millions of deaths. Early prevention methods like variolization were developed, but it was Edward Jenner's discovery of the smallpox vaccine using cowpox that revolutionized disease prevention. His work led to the eventual eradication of smallpox, certified by the WHO in 1979, marking a significant achievement in global health.

Where did the smallpox virus first appear?

• South America

• Northeast Africa

• Western Europe

• Southeast Asia

What percentage of infected individuals died during the second week of smallpox infection?

• 10%

• 20%

• 40%

• 30%

Which ancient civilization was first affected by a smallpox epidemic?

• Persian

• Greek

• Egyptian

• Roman

How did smallpox spread to the Hittites?

• Through trade routes

• Via Egyptian prisoners

• By migrating birds

• Through contaminated water

What was the name of the early method used to combat smallpox by blowing powdered scabs into the nose?

• Variolation

• Inoculation

• Vaccination

• Immunization

What was the main drawback of the variolation method?

• It was too expensive

• It caused severe side effects

• It was not effective

• Up to 3% of people still died

Who is credited with the discovery of the smallpox vaccine?

• Louis Pasteur

• Robert Koch

• Edward Jenner

• Alexander Fleming

What observation led Edward Jenner to develop the smallpox vaccine?

• Children were immune to smallpox

• Farmers never contracted smallpox

• Milkmaids who had cowpox did not get smallpox

• People who ate certain herbs were immune

What year did the World Health Organization certify the eradication of smallpox?

• 1969

• 1999

• 1979

• 1989

Who are considered heroes in the story of smallpox vaccination?

• Alexander Fleming, Edward Jenner, Sarah Nelmes, Blossom the cow

• Sarah Nelmes, James Phipps, Louis Pasteur, Robert Koch

• Louis Pasteur, Robert Koch, Alexander Fleming, Edward Jenner

• Edward Jenner, Sarah Nelmes, Blossom the cow, James Phipps