Thoughts with inappropriate content are called:

Libby's physician refers her to a medical center in order to have the biochemical activity in her brain analyzed. She is given an injection of a glucose-like substance containing a radioactive element and her brain is then scanned. The technique being used is called:

a. positron-emission tomography. b. functional magnetic resonance imaging. c. the lesion method. d. electroencephalography.

Marc has tried to quit heroin seven times only to relapse each and every time; Marc has used dirty needles to shoot up and claims he doesn't care about the risks from sharing needles, and Marc spends the majority of his waking hours obsessing about

how to get high again. Marc shows the hallmark signs of: a. Being in withdrawal b. Addiction c. Low self-esteem d. Psychoactive drug use