According to Freud, aggressive and destructive urges are the result of the "instinct" known as
a. Thanatos.
b. the superego.
c. the ego.
d. Eros.
ANSWER: a
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When explaining the cause of obsessive-compulsive disorder, a psychologist who supports a cognitive-behavioral approach would be likely to make which statement?
a. "Excessive use of defense mechanisms helps the person redirect his or her unacceptable impulses into more acceptable behaviors.". b. "Thoughts and actions that reduce anxiety are done repetitively.". c. "Some individuals' personalities need high levels of autonomic nervous system arousal, and repetitive thoughts and behaviors satisfy that need.". d. "Certain thoughts and actions are the result of abnormal activity in particular brain centers.".
In the context of hunger, adaptive thermogenesis causes _____ when someone goes on a diet
A) the body to produce more energy B) the body to burn fewer calories C) aphagia D) hyperphagia
Athea was a subject in a study in which the glucose in her brain was marked with a radioactive substance. Then radiation detectors identified where these markers become highly concentrated. Athea participated in a study that employed
A. electroencephalograms (EEGs). B. magnetic resonance imaging (MRI). C. psychophysical radiograms (PPRs). D. positron emission tomography (PET).
Research evidence suggests that
A. sleep is not necessary or helpful for memory formation. B. REM sleep, but not NREM sleep, appears to be essential for memory formation. C. NREM sleep, but not REM sleep, appears to be essential for memory formation. D. both REM and NREM appear to play important roles in memory formation.