A major strength of the longitudinal design is that researchers can
A) examine relationships between early and later behaviors.
B) collect a large amount of data in a short time span.
C) explore similarities among children of different cohorts.
D) study participants differing in age at the same point in time.
A
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The dramatic rise in obesity since the 1980s seems to have been caused by __________.
A. genetic mutations B. an as-yet-unknown combination of genes C. a trend for people to eat more calories per day and to be less physically active D. a trend toward people getting less and less sleep
Which technique provides detailed images of activity both near the surface and below the surface of the brain by detecting the subatomic particles emitted by weakly radioactive glucose as it is consumed by the brain?
a. MANSCAN b. PET scan c. MRI d. CT scan
Ascending pain fibers use which of the following as their primary neurotransmitter?
a. GABA b. glutamate c. adenosine d. epinephrine
Georgina's treatment for bulimia and binge eating has been highly successful. It is most likely that her treatment involved a combination of
a. cognitive therapy and behavior therapy. b. psychodynamic therapy and humanist therapy. c. family intervention therapy and behavioral skills training. d. systematic desensitization and exposure techniques.