Question 1
At one point, ________ was used by doctors and dentists, sometimes as a numbing agent before extracting a tooth. It was not until much later that this drug's problematic characteristics were recognized.
◦ cocaine
◦ opium
◦ methamphetamine
◦ morphine
Question 2
Both marijuana and hashish contain _______.
◦ psilocybin.
◦ mescaline.
◦ opium.
◦ cannabinoids.