Word: lobe
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Dates: during 2000-2009
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PUBERTY 10-13 yrs. Just before puberty, the brain's gray matter thickens, especially in the frontal lobe, the seat of planning, impulse control and reasoning. This growth may be triggered by surges of sex hormones...
...results reinforce the idea that memory improvement during infancy is directly related to the development of the brain’s frontal lobe and hippocampus—parts of the brain responsible for memory retention and retrieval...
...with a tricolor mohawk, setting off a trend picked up by Turkey's Umit Davala and the U.S.'s Clint Mathis. Ziege had the good sense to shave it off after a couple of games?the others didn't. Dishonorable Mention: Brazilian Ronaldo's new tufted frontal-lobe look, as gauche as his silver boots...
...living-donor transplant works particularly well when an adult donates a modest portion of the liver to a child. Usually only the left lobe of the organ is required, leading to a mortality rate for living donors in the neighborhood of 1 in 500 to 1 in 1,000. But when the recipient is another adult, as much as 60% of the donor's liver has to be removed. "There really is very little margin for error," says Dr. Fung. By way of analogy, he suggests, think of a tree. "An adult-to-child living-donor transplant is like cutting...
Despite Goldman-Rakic's best efforts, there is still probably as much we don't know about the frontal lobe as we do. But she has helped open the door wider for other scientists to explore, and given hope and new ideas to researchers studying various conditions--from drug abuse to Parkinson's--that affect memory. Psychologists in particular respect Goldman-Rakic for the way she is constantly trying to bring psychology and biology closer together--thinking about the mind as a whole even while she is looking through a microscope...