The idea that schizophrenia has a genetic basis depends mainly on what type of evidence?
a. Examination of the chromosomes of people with and without schizophrenia
b. Longitudinal studies of behavior change in people with schizophrenia
c. Studies of twins and adopted children
d. Studies of the prevalence of schizophrenia in different cultures
c
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Which of the following provides a unique challenge when trying to eliminate the obsessions seen in obsessive-compulsive disorder?
A. The client is likely to feel that their concerns are justified. B. Attempting not to think about something may lead to thinking about it more. C. Obsessions are likely to be experienced only under certain environmental conditions. D. Medications are ineffective at suppressing obsessions.
The most basic level of the nervous system is the individual cells, known as
a. neurons. c. somas. b. dendrites. d. axons.