Small brain area plays key role in making everyday decisions

IMAGE: Making choices involves assigning values to the options, and Washington University neuroscientists have found that some of the neurons in a key part of the brain assign value to the… view more Credit: Washington University School of Medicine Choosing what shirt to buy, what to order for lunch or whether to go with the hearty red wine or the lighter white all involve assigning values to the options. A small brain structure plays a central role in the many decisions like this we make each day. But it hasn’t been clear how a limited number of neurons in this small part of the brain can support an unlimited number of choices. Now, studying how macaque monkeys choose between juice drinks, researchers at Washington University School of Medicine in St. Louis…


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