Persons suffering from fatal familial insomnia resemble sleep-deprived rats in terms of
a. weight gain.
b. weight loss.
c. relaxation.
d. mood disorder.
e. night-time overeating.
Answer: b. weight loss.
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Gil has been feeling worthless and unmotivated since he lost his job six months ago. He schedules an appointment with his doctor to find out if there is some physical problem that is causing his symptoms. His doctor tells Gil that he has a psychological disorder that should respond well to medication. The doctor will most likely treat Gil's symptoms by prescribing:
a. fluoxetine b. benzodiazepines c. lithium carbonate d. chlorpromazine
If you plotted the results of a factorial study using lines whose slopes represents mean differences across different experimental conditions, the presence of a statistical interaction would show up in the form of:
A) lines that are separated by a statistically significant distance B) lines that generally slope upwards C) lines that generally slope downward D) nonparallel lines
Akia rubbed some cortisone cream on the spot where a
mosquito had bitten her and the itching stopped. The next time a mosquito bit her, she reached for the cortisone cream. In terms of operant conditioning, this is an example of a. positive reinforcement. b. negative reinforcement. c. aversive punishment. d. response cost.
Not all people in ERs for accidental injuries report pain, but all people who are tortured experience pain. What can explain this difference?
A) ?Beliefs B) ?Expectations C) ?Lack of control D) ?Any or all of these