To what extent does a person's IQ predict his or her degree of occupational success (productivity)?
a. Not at all (r = .00)
b. Only very weakly (r = +.5 to .15)
c. Fairly well (r = +.30 to .50)
d. Extremely well (r = +.90 to 1.0)
c
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Why are researchers who study Alzheimer's disease also very interested in Down syndrome?
a. Both are known to be caused by a recessive gene. b. People with Down syndrome almost always develop Alzheimer's. c. Both have been linked to dopamine and serotonin deficiencies. d. Both can be linked to chromosome 21.
Which term refers to the degree to which a developing structure or behavior is susceptible to experience?
A. maturation B. plasticity C. neotony D. recursion
How does vascular dementia differ from Alzheimer's disease?
A. It is not progressive. B. It occurs at an earlier age. C. The early clinical picture is more homogeneous than that seen in Alzheimer's disease. D. Accompanying mood disorders are more common.
When discussing his relationship with his wife Amber, Travis says, "I have this very strong sense of commitment and tranquility.". Researchers have suggested that the neurophysiological basis of this feeling may be due to brain chemicals related to a. cocaine
b. morphine. c. alcohol. d. cannabis.