Why are researchers particularly concerned about the effects of heavy marijuana smoking on the user, based on recent studies?
a. It produces cognitive deficits that are irreversible
b. It causes memory deficits that persist at least a year after ceasing to smoke
c. Daily use reduces the volume of the hippocampus and amygdala
d. It causes major psychotic symptoms
C
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In which type of learning are reflex responses associated with new stimuli?
a. classical conditioning b. operant conditioning c. cognitive learning d. insight learning
Which of the following drugs act as reuptake inhibitors?
A. organophosphates and reserpine B. cocaine and Prozac® C. nicotine and curare D. Botox and apomorphine
The basic difference between punishment and reinforcement boils down to a difference between ________
a. conditioned and unconditioned stimuli b. presenting and removing stimuli c. stimuli and responses d. decreasing and increasing response rates
In which disorder is the most severe mania experienced?
a) dysthymia b) cyclothymia c) bipolar I disorder d) bipolar II disorder