Thursday, April 27, 2006

Alcohol Effects

Here is an article about the real effects alcohol has on the brain. The researchers are learning how people process visual information in concert with motor performance while under the influence of alcohol. Researchers took 8 people of college age and gave them alcohol till they had a blood alcohol level of .07, right below the legal limit. They then used functional magnetic resonance imaging to isolate the specific pathways and networks of the brain that control motor function. It was found that alcohol selectively suppresses the frontal and posterior parietal regions which are mostly closely associated with motor feedback. What this study tells us is that although the brain is able to compensate, once past the legal limit it no longer does so effectively.

http://www.medicalnewstoday.com/medicalnews.php?newsid=42259

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