Robin Dunbar estimates that the human neocortex is large enough to process living in a social group whose size consists of about _______.
a. 15 people
b. 150 people
c. 1,500 people
d. 15,000 people
b. 150 people
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The perspective that stresses unconscious motives, inner conflicts and sexual and aggressive instincts is
a. Behavioral b. Humanistic c. Cognitive d. Biological e. Psychoanalytic
During REM sleep, a. the hippocampus is relatively inactive
b. primary visual cortex in the occipital lobe is unusually active. c. the frontal lobes are unusually active. d. the frontal lobes are relatively inactive.
When researchers studied whether or not dreaming occurs in non-REM sleep, they found that ________
a. it does, but the dreams are shorter and less vivid than in REM sleep. b. it does, but the dreams are longer and more fantastical than in REM sleep. c. it does not, unless the person has been chronically sleep deprived. d. it does not, unless the person is a patient with a severed corpus callosum.
Per capita sales of cigarettes in the U.S. started to decrease in 1990
Indicate whether the statement is true or false