How has research on comorbidity changed the focus of epidemiological research?
a. shifted the focus from the psychotic disorders to milder disorders that affect more people
b. higher than expected prevalence of mental retardation led to more emphasis on intellectual ability
c. shifted the focus from counting the number of people with a disorder to measuring the functional impairment associated with the problems
d. evidence for the biological etiology of more mental disorders has switched the focus to identifying the genes responsible for particular disorders
Answer: c.
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In Western societies, the beginning of middle childhood is usually marked by
a. a child's entry into preschool. b. a child's entry into first grade. c. the development of mixed-sex friendship groups. d. a well-defined sense of self-concept.
Which of the following affect drug distribution?
a. blood flow b. fat solubility of the drug c. diffusibility of membranes d. all of these e. blood flow and diffusibility of membranes only
One of the main roles of the midbrain is to
a. help in storing skill memories. b. control motives, such as hunger and thirst. c. serve as a link between the forebrain and the brainstem. d. keep the brain aroused and alert.
According to the text, the development of the field of health psychology beginning in the 1970s was fueled by
a. a rise in the rate of infectious diseases. b. rising health care costs. c. increased barriers to entering private practice and academia. d. more than one of the above