People with schizophrenia show fewer than normal dopamine receptor sites in their brains
Indicate whether the statement is true or false
F
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Which category of disorders is often associated with unnecessary medical treatment?
a. somatic symptom disorders b. adjustment disorders c. dissociative disorders d. schizophrenic disorders
Placebos are used in experiments to
A. control for the variability of individuals who tend to volunteer for research studies. B. control for the expectations of some research participants that they will improve just because they are in a research study. C. help determine whether an independent variable actually causes a statistically significant change in a dependent variable. D. make certain that the treatment and control group are randomly selected.
According to the chapter I Confessabout false confessions to crimes, one of the independent variables
manipulated by the experimenters was (a) vulnerability (b) sleep deprivation (c) paranoia (d) GPA
The cycle of synaptogenesis and pruning occurs
a. until age 2. b. until age 15. c. until the end of puberty. d. throughout the lifespan.