Dr. Henry conducts an epidemiological study to assess the lifetime prevalence of schizophrenia in the United States. Dr. Henry is assessing ____
a. the percentage of people in the United States who suffer from schizophrenia
b. the number of people in the United States who have had schizophrenia within a certain period of time
c. the total proportion of people in the United States who have ever suffered from schizophrenia
d. the age of onset for people in the United States who have schizophrenia
c
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Eloise binges on high-calorie foods and then makes herself throw up. She feels terribly ashamed and horrified by what she does. What would you predict that Eloise will do?
A. She will stop making herself throw up because she is ashamed and distressed. B. She will not stop, because her vomiting is reinforced by reducing her fear of gaining weight. C. She will stop because her vomiting is being punished by the feelings of disgust and shame. D. She will not stop, because she has become physiologically addicted to vomiting.
Which of the following age groups has the highest percent of all dropouts?
A. 15 year olds B. 16 year olds C. 17 year olds D. 18 year olds
The vulnerability theory of schizophrenia suggests all of the following except
A. vulnerability to schizophrenia is mainly biological. B. different people have differing degrees of vulnerability. C. genetics play virtually no role in the appearance of schizophrenia. D. psychological components may help determine whether schizophrenia actually appears.
What is the most controversial part of Freud's stages?
What will be an ideal response?