John Snow and the Cholera Outbreak

The video explores the history of infectious diseases, focusing on the 1854 cholera outbreak in London. It discusses the miasma theory, John Snow's groundbreaking work in epidemiology, and the investigation of the Broad Street cholera outbreak. Snow's research led to the removal of a contaminated water pump, significantly reducing cholera cases. His work laid the foundation for modern epidemiology, and his legacy is commemorated in London.

What was the common belief about the cause of diseases before the mid-19th century?

• Miasma theory

• Bacterial theory

• Germ theory

• Viral theory

Which of the following was NOT a factor in London's population growth during the mid-19th century?

• Immigration

• Natural disasters

• Political exiles

• International trade

What was the Great Stink of 1858 primarily caused by?

• Lack of sanitation

• River Thames pollution

• Overpopulation

• Industrial pollution

Who is considered one of the founding fathers of epidemiology due to his work on the cholera outbreak?

• Robert Koch

• Edward Jenner

• John Snow

• Louis Pasteur

What was John Snow's profession?

• Engineer

• Chemist

• Physician

• Biologist

What was the main source of contamination identified by John Snow during the cholera outbreak?

• Contaminated water

• Spoiled food

• Air pollution

• Infected animals

Which street was central to the cholera outbreak investigated by John Snow?

• Broad Street

• Fleet Street

• Oxford Street

• Regent Street

What action did John Snow convince town officials to take to stop the cholera outbreak?

• Distribute vaccines

• Close all businesses

• Remove the pump handle

• Quarantine the area

Which theory did John Snow's findings support?

• Humoral theory

• Germ theory

• Miasma theory

• Spontaneous generation

Who later confirmed the cause of cholera as a bacterium, supporting John Snow's theory?

• Alexander Fleming

• Louis Pasteur

• Robert Koch

• Joseph Lister