When our present population is sorted according to age, the resulting graph is approaching a demographic
pyramid.
square.
circle.
oval.
square.
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Some researchers have hypothesized a link between the experience of discrimination and high blood pressure among people of color. This link has been found among ______.
A. both working-class and professional African Americans B. neither working-class nor professional African Americans C. working-class African Americans, but not professional African Americans D. professional African Americans, but not working-class African Americans
According to the Yerkes-Dodson law, successful performance on a difficult and complex task requires _____
a) no arousal. b) lower arousal. c) moderate arousal. d) higher arousal.
Infantile amnesia is most likely due to which of the following?
A) Growth of the corpus callosum B) Maturation of the connections between the hippocampus and the cerebral cortex C) Massive pruning of the synapses in the hippocampus D) Lateralization of the right hemisphere
Which of the following areas does not show abnormalities in OCD?
a. Orbitofrontal cortex b. Hippocampus c. Caudate nuclei d. Cingulate gyrus