Over time, vigilance at a task that requires sustained attention declines because __________
a. responses detection declines
b. attention stops working (it goes into sleep mode)
c. perceptual processes become fatigued
d. the response bias changes
Answer: d
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Deindividuation and dehumanization often lead to what?
a. Dissociative identity disorder b. Violence and injustice c. Social anxieties d. Depression and low self-esteem
Children of bilingual parents who teach them both languages in infancy and early childhood __________
A) generally take five to seven years to attain speaking and writing skills on par with those of monolingual agemates B) attain language milestones in both languages far later than monolingual agemates C) have a much smaller and less sophisticated vocabulary than monolingual children D) separate the language systems early on and attain early language milestones according to a typical timetable
Operant shaping is often used in training various
animals to perform tricks with hand signals being used to indicate which trick that the animal is to perform and food treats then being used as reinforcers. Thus, the trainer's hand signals are serving as a. unconditioned stimuli. b. respondent cues. c. cognitive maps. d. discriminative stimuli.
A drug that blocks a presynaptic autoreceptor most likely
a. will induce the presynaptic cell to refire. b. alters the uptake of the neurotransmitter into the axon terminal. c. blocks the opening of ion channels in the postsynaptic membrane. d. increases the release of the neurotransmitter from the axon terminal. e. would be expected to act as an antagonist for this synapse.