The psychoactive ingredient in “magic mushrooms”
a. mescaline
b. psilocybin
c. morphine
d. cannabis
Ans: B
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Which of the following relates raw test scores to theoretical or empirical distributions?
a. Transforms b. Reliability c. Scales d. Theories
Many of the structures relevant to psychopathology are in the____
a. midbrain b. hindbrain c. forebrain d. cerebral cortex
Which of the following events occurs during the fourth stage of sleep?
A) Brain waves are punctuated by sleep spindles. B) Brain waves slowdown from the alpha rhythm and enter a pattern of theta waves. C) The delta waves slow to about 0.5 to 2 cycles per second, and their amplitude is greatest. D) The delta waves have a frequency of 5 to 7 cycles per second.
Cattell used a statistical technique called factor analysis to reduce a large number of visible traits into 16 __________ traits, or factors
a. surface b. source c. common d. cardinal