Modifying behavioral risk factors does not significantly reduce one's chance of having a myocardial infarction

Once the corpus callosum is severed, the two cerebral hemispheres

a. continue to exchange information. b. regenerate most of the severed axons so that they again can exchange information. c. assume each other's functions. d. function independently. e. collaborate to process and integrate sensory but not motor information.

Andrea wants to be famous. She works hard in her classes and gets straight A's; she attends workshops and conferences in her field and makes an effort to meet all the right people; and during the summer, she volunteers many hours at a research lab

She is sure that nothing will stand in her way. McClelland would say that Andrea is A) high on need for affiliation. B) high on achievement motivation. C) low on conscientiousness. D) high on sensation-seeking. E) low on social status.