Describe three of the more common subcategories of schizophrenia by presenting cases that illustrates their characteristics
What will be an ideal response?
Paranoid schizophrenia is characterized by auditory hallucinations or delusions, such as thoughts of being persecuted by others or thoughts of grandeur.
Disorganized schizophrenia is marked by bizarre ideas, often about one's body (such as bones melting), confused speech, childish behavior (such as giggling for no apparent reason or making faces at people), great emotional swings (such as fits of laughing or crying), and often extreme neglect of personal appearance and hygiene.
Catatonic schizophrenia is marked by periods of wild excitement or periods of rigid, prolonged immobility; sometimes the person assumes a frozen posture for hours on end.
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Studies of the “wisdom of crowd” effect suggest that
a. groups are particularly effective when working on extremely difficult problems. b. once the group reaches 5 members, it reaches its maximum level of “wisdom”. c. making decisions by averaging individuals judgments is, in some cases, both efficient and accurate. d. the “crowd” members, to become accurate, must initially discuss the issue among members.
Le Bon’s crowd psychology assumed that crowd members
a. engaged in interpretative, rather than circular, reactions. b. lost their social identities in the group. c. felt compelled to follow the norm that emerged in their group. d. were all like one another in some way. e. fell prey to the “law of mental unity”.
If the chi-square test is ?2(4, N = 71) = 3.472, then we ______.
A. fail to reject the null hypothesis B. reject the null hypothesis C. reject the one-tailed null hypothesis D. reject the alternative hypothesis
Which part of the brain is involved in the regulation of body temperature, hunger, thirst, and sexual behavior?
a) medulla b) cerebellum c) hypothalamus d) reticular activating system