El sauce

The video explores the use of plants in medicine, focusing on aspirin, a drug derived from willow bark. It discusses the historical use of willow bark in ancient Egypt, the identification of its healing properties by Reverend Advert Stone in 1763, and the eventual development of aspirin by Felix Hoffman. The video highlights aspirin's widespread use today, rooted in ancient remedies.

What percentage of medicines are derived from plant chemicals?

• Exactly 75%

• More than 50%

• About 25%

• Less than 10%

Which ancient civilization used willow bark for medicinal purposes?

• Ancient China

• Ancient India

• Ancient Egypt

• Ancient Greece

Who was the British reverend that recognized the healing properties of willow bark?

• George Whitefield

• Advert Stone

• John Wesley

• Thomas Bayes

What are the chemicals in willow that help it fight infections?

• Tannins

• Alkaloids

• Alicylates

• Flavonoids

Who was the chemist responsible for purifying the chemicals from willow bark to create aspirin?

• Robert Bunsen

• Felix Hoffman

• Carl Wilhelm Scheele

• Friedrich Wöhler