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Previous Volume 358:6-7 January 3, 2008 Number 1 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

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Neuroscientists have long eschewed global questions about brain function, and books reviewing the current state of neuroscience usually allocate only a small section to "higher functions." But with the advent of novel imaging techniques such as positron-emission tomographic scanning and functional magnetic resonance imaging, attitudes have begun to change. It is now feasible to visualize functions of discrete brain regions while subjects are engaged in diverse activities — doing arithmetic, composing songs, writing poetry, or watching pornographic movies. Information about which parts of the brain are activated during various mental activities has supplemented and, in general, confirmed previous insights derived . . . [Full Text of this Article]

Source Information

Dr. Snyder is a professor of neuroscience at the Johns Hopkins University School of Medicine, Baltimore.

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