[Article] Brain imaging suggests self-control can be depleted

In this article,  a new study presents hard evidence on how the brain can run out of patience and self control. The fMRI images showed the anterior cingulate cortex(ACC), which is the part of the brain that recognizes a situation in which self-control is needed.  However, the dorsolateral prefrontal cortex (DLPFC) fires with less intensity after prior exertion of self control.

Read more : http://psychcentral.com/news/2012/06/08/brain-imaging-suggests-self-control-can-be-depleted/39897.html