What are two roles of glial cells?
a) acting as insulation and providing structure to surrounding neurons
b) shaping cells and moving new neurons into place
c) regulating metabolic activity and serving as pain detectors
d) monitoring neural transmission and releasing hormones in the brain
ANS: a
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With respect to the Wechsler Intelligence Scales, all of the following statements are accurate EXCEPT for which one?
a. The WISC-IV is suited for children ages six to sixteen. b. The WPPSI-IV is for children ages 2.5 to 7.25 years old. c. The WAIS-IV uses the same question as the fifth edition of the Stanford-Binet. d. The WAIS-IV is for use with children and adults.
In a study of severely deprived Romanian orphans who were later adopted, those who had been institutionalized past age 6 months showed
A) average mental test scores by adolescence. B) serious intellectual defects. C) little or no catch-up in physical size. D) no improvement in mental test scores during middle childhood.