Anterior cingulate cortex
It appears to play a role in a wide variety of autonomic functions, such as regulating blood pressure and heart rate.
Posterior cingulate cortex
There is accumulating evidence for PCC dysfunction underlying many childhood/adolescent-onset mental disorders. Further, anxiety disorder patients show an association between increased extinction–related PCC activity and greater symptom severity. PCC dysfunction may also play a role in anxiety disorders during adolescence.For details regarding MRI definitions of the cingulate cortex based on the Desikan-Killiany Brain atlas, see: