The corpus callosum
a. does not begin to develop until the preschool years.
b. processes auditory information only.
c. connects the brainstem to the oldest and most primitive regions of the brain.
d. has generally completed its myelination by 8 years of age.
d
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In the printout of results for a repeated-measures analysis of variance, an F score for "mean" or "constant" sometimes appears. Why is this statistic often not interesting even if it is significant?
a. It shows differences between time sessions which are not important. b. It is a randomly generated number. c. It shows that the population mean is or is not equal to zero which is often of no interest. d. It is redundant information given the F score for the time variable.
The cochlea is divided lengthwise by the ________
a. round window b. oval window c. basilar membrane d. organ of Corti
Bob is not a rich man, but he does have lots of friends, he is a valued member of many community groups, and he is very close to his family. According to Putnam (2000), Bob has a great deal of:
a. social capital b. resilience c. integrative complexity d. interpersonal mastery
In a study cited in the text (Deary et al., 2015), a cohort of individuals was given an IQ test at age 11 and again at age 79. The authors of this study reported that individuals with a certain variant of the APOE gene showed a decrease in IQ scores between ages 11 and 79, whereas individuals with another variant of this gene showed no change in IQ scores between ages 11 and 79. These results suggest that ______.
a. diet and exercise are solely responsible for staving off neurocognitive impairment b. everyone will show at least some impairment in cognitive by age 79 c. genetics play a role in how IQ is maintained across the lifespan d. there is no obvious role for genetics in neurocognitive functioning