Dr. John Snow, an obstetrician with a keen interest in medical science, discusses his theory on cholera. He explains that cholera is a deadly disease affecting the intestines, causing symptoms like vomiting and diarrhea. During the 19th century, cholera claimed many lives in Britain. Snow proposed that contaminated water, not miasma or bad air, was the cause. Despite facing opposition from the medical community, he was determined to prove his theory.

What is Dr. John Snow's primary area of specialization?

• Pediatrics

• Neurology

• Obstetrics

• Cardiology

Which of the following symptoms are associated with cholera?

• Rash and itching

• Cough and sore throat

• Vomiting and diarrhea

• Fever and chills

During which years did tens of thousands of people die of cholera in Britain?

• 1890 to 1910

• 1800 to 1820

• 1831 to 1854

• 1860 to 1880

What was Dr. John Snow's theory about the cause of cholera?

• It was caused by a virus

• It was spread through contaminated water

• It was a genetic disorder

• It was transmitted by insects

What did other doctors and scientists believe was the cause of cholera?

• Animal bites

• Contaminated food

• Miasma in the atmosphere

• Direct contact with infected individuals