Which of the following is one of the elements of the DSM-IV-TR criteria for identifying mental retardation?
a) IQ below 50
b) occurrence prior to age 18
c) documented evidence of brain damage
d) failure to develop age-appropriate social interaction skills
b
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Determining a person's reaction time (in milliseconds) would involve measurement on a(n) ____ scale of measurement
a. nominal b. ordinal c. interval d. ratio
You are asked to circle the word that does not belong in the series: skyscraper, cathedral, temple, prayer. Another student is asked to circle the word that does not belong in the series: cathedral, prayer, temple, skyscraper. If you circled "prayer" and the other student circled "skyscraper," the difference in your answers would be due to
a. context. b. grammar. c. the childhood backgrounds of the two students. d. the intelligence of the two students.
What is one change that occurs in the brain following chronic use of amphetamine?
A. increased synaptic complexity in the nucleus accumbens B. decreased synaptic complexity in the temporal lobe C. increased dendrite length in the amygdala D. decreased dendrite length in the prefrontal cortex
Descartes's ideas about the dualistic nature of man most strongly influenced which psychological theories?
a. instinct b. learning c. genetic d. cognition