In a heroin user, negative reinforcement of drug-taking behavior can occur when
A. the user overdoses and almost dies.
B. the person is trying the drug for the first time.
C. withdrawal symptoms are alleviated by another injection.
D. the user sees a needle or syringe.
C
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Which of the following disorders is categorized as emotionally unstable personality disorder in ICD-11?
A. Antisocial personality disorder B. Obsessive-compulsive personality disorder C. Borderline personality disorder D. Histrionic personality disorder
For most adults, the decision to remain single is a. something that they have felt strongly about since childhood. b. a kneejerk reaction to heartbreak
c. a gradual one that develops over time. d. a result of being unable to find a suitable marriage partner.
The regulation of sleep, mood, and appetite involve brain systems using the neurotransmitter a. serotonin
b. dopamine. c. norepinephrine. d. epinephrine.
Chemical substances that change people's moods and perceptions are known as ______ drugs
a. analgesic c. psychomotor b. psychoactive d. psychoreactive