Twin studies pertaining to alcoholism have found which of the following?
a. Low concordance rates among MZ and DZ twins
b. High concordance rates among MZ and DZ twins
c. No concordance rate among MZ and DZ twins
d. Moderate concordance rate among MZ and DZ twins
Ans: B
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Which of the following is an accurate representation of the life of a mental patient in the early 1900s?
a. Mental patients were sentenced to prison. b. Hospitals sold tickets so people could come and observe the behavior of mental patients. c. Mental patients were kept in huge, overcrowded hospitals with little supervision. d. Hospitals used drug therapy to treat mental patients.
From a statistical standpoint, which is more important in assessing the degree of
relationship between, for example, premonitions of disasters and actual occurrences of disasters? That is, what is more important in assessing the ability of a person to foretell future events? (a) the number of positive hits (b) the number of misses (c) the number of false alarms (d) the number of negative hits (e) these are all equally important
Which of the following is more apt to show deterioration with age?
a) Short-term memory b) Processing speed c) Efficiency of the executive control functions in working memory d) Both b and c
Below normal activity levels in which part of the brain were found in marijuana abusers and explains why chronic marijuana users tend to show some loss of coordination?
a. reticular formation b. corpus callosum c. cerebellum d. hypothalamus