Which of the following is not among the discoveries showing that cannabinoids are reinforcing?
A) Regular marijuana users choose THC-containing cigarettes over placebo cigarettes with no THC.
B) THC taken orally is preferred over a placebo capsule with no THC.
C) Users reliably choose higher THC content cigarettes over those with a lower THC content.
D) Animals tested reliably self-administer high doses of THC.

Question

Quizplus · Accepted Answer

The statement about animals reliably self-administering high doses of THC is incorrect because, in contrast to substances like opioids, cocaine, and nicotine, animals do not typically self-administer THC to the point of showing it has reinforcing properties. This is partly due to THC's complex effects on the brain, which do not always directly trigger the reward pathways in the same way as other drugs known for their reinforcing properties.

Which of the Following Is Not Among the Discoveries Showing