What is the purpose of a twin study?
a. to tell us if twins siblings get along better than non-twin siblings
b. to help us understand the influence of genetics and environment on personality
c. to aid in our understanding of monozygotic twin feelings of attachment
d. to conduct two studies at once and compare results
Answer: B
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Which of the following is a significant problem in confirming a diagnosis of somatic symptom disorder?
a. Patients don't always tell the truth about symptoms. b. A true somatic illness will often be detected only later, after medical treatment has been exhausted. c. There is no objective measure of a person's pain. d. Somatic symptom disorders overlap substantially with mood disorders.
Which of the following is the term used to describe unpredictable, large-scale events that create a great deal of stress and feelings of threat?
a) major life events b) catastrophes c) hassles d) eustress