Hallucinogens differ from many other classifications of psychoactive drugs in that:
a. the duration of effect is considerably longer
b. the overuse of hallucinogens can cause suicidal ideation
c. these drugs are mainly abused by artistic individuals
d. no physical dependence has been demonstrated
d. no physical dependence has been demonstrated
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Which of the following is not true of resistance to interference?
a. It occurs in dual tasks, when performing one task interferes with performance on a second task. b. It continues to increase over childhood and into adolescence. c. It occurs in selective attention, when one must focus on central information (and ignore peripheral information. d. It is defined as "susceptibility to performance decrements under conditions of a single stimulus.".
Preschoolers __________
A) tend to have fluid moral reasoning B) cannot distinguish moral imperatives from social conventions C) can easily distinguish between accidental and intentional transgressions D) are more likely than older children to claim that lying is always wrong
Newborn James startles any time he hears a loud noise. His early reactions to noises are:
a. intentional b. reflexive c. abstract d. differentiated
The earlier toddlers __________, the sooner they produce two-word utterances at the end of the second year
A) babble B) coo C) form word–gesture combinations D) participate in give-and-take interactions