Which of the following suggests that dopamine receptors are mainly related to positive (not negative) symptoms of schizophrenia?
a) Antipsychotic drugs reduce only positive symptoms.
b) Administering dopamine produces little increase in positive symptoms.
c) MRIs of schizophrenics with positive symptoms show more receptors.
d) Parkinson's Disease involves similar symptoms.
a
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A dominant male with many offspring is best described as spreading ____
a. only those genes that helped him become dominant b. genes that are directly related to his becoming dominant c. all of his genes, including genes that are irrelevant to dominance d. genes that are directly or indirectly related to dominance
Holmes and Rahe suggested that the major sources of stress come from:
a. life events that involve some sort of a loss b. changes in a person's life that require adjustment c. environmental factors such as noise and overcrowding d. daily irritations in life
In the ecological framework of coping in Chapter 8, prevention/promotion programs may seek to alter ___
a. proximal stressors b. existing psychological disorders c. resources for coping d. both ‘a' and ‘c'
What triggered Darwin, in 1859, to publish a shorter version of the massive treatise he had planned to write on natural selection?
a. Concern that he could lose scientific priority b. The opportunity to collaborate with other naturalists after publication c. The financial need to pay debts d. An invitation to speak at a meeting of the Linnean society