The integration of both positive and negative reinforcement in explaining why the "crash" that follows the initial euphoria of drug use is not a deterrent to further drug use is called

a. the opponent-process theory.
b. amotivational syndrome

Jeff's family is having trouble getting Jeff to eat or to even come out of his room because Jeff believes that his family is

trying to poison his food and harm him in other ways. Jeff also tells his psychiatrist that he "smells a poisonous gas" in every room of the house other than his bedroom. Jeff is experiencing a. delusions and hallucinations. b. sensory attribution errors. c. somatic regressions. d. affective episodes.

Which of the following is defined by implicit theories about the determinants of success and failure?

a. quotas b. mindsets c. intelligence testing d. estimated learning potentials