Twelve-year-old Dennis daydreams excessively at home and school. He wanders around the
house at night and cannot sleep. He has lost about 15 pounds in the past six months. He told his
teacher that he does not see the point in studying.
Which one of the following diagnoses best fits
Dennis's behaviors?
a. OCD
b. ADHD
c. Long-term Sadness
d. Major depressive disorder
d. Major depressive disorder
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According to the research about the writing process,
a. writing is produced by directly accessing semantic memory. b. the components of working memory are all active during writing. c. writing requires the extensive use of default assumptions and graceful degradation during parallel distributed processing. d. writing is essentially the same as speaking, except for the motor movements required to produce language.
A gerontologist who wants to examine structural details of the brain would use which of the following techniques?
a. SPECT b. MRI c. fMRI d. PET