Which of the following is a symptom of posttraumatic stress disorder?
What will be an ideal response?
all of the above are symptoms of posttraumatic stress disorder
symptoms: intrusive memories, avoidance of stimuli associated with the traumatic event, negative alterations in cognitions and mood.
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Current views regarding the causes of schizophrenia emphasize ____
a. biological factors b. family environment factors c. disruptions to prenatal development d. genetic vulnerability and early neurodevelopmental insults
Answer the following statements true (T) or false (F)
1. Lithium is the most commonly prescribed mood stabilizer in Canada today. 2. In a recent survey, more than half of all Canadians with anxiety disorders and depression reported using alternative treatments such as herbal remedies or megavitamins to treat their conditions. 3. The Canadian government requires that herbal supplements demonstrate their safety and effectiveness. 4. Cognitive behavioural therapy, medication, and a combination of both have been found to be about equally effective in treating both mood and anxiety disorders. 5. Psychotherapy has been shown to be equally effective as antipsychotic medication in treating schizophrenia.
Plans for determining which responses will be reinforced are known as
a. schedules of reinforcement. b. successive approximations. c. token economies. d. programmed instruction.
One reason to prescreen participants is to ______.
A. increase external validity B. ensure that the study is ethical C. increase heterogeneity of the sample D. ensure the study uses random assignment