regional part of brain anterior cingulate cortex http://upload.wikimedia.org/wikipedia/commons/2/22/Gray727_anterior_cingulate_cortex.png ACC BIRNLEX:936 UBERON:0009835 uberon The frontal part of the cingulate cortex that resembles a collar form around the corpus callosum. It includes both the ventral and dorsal areas of the cingulate cortex. Wikipedia:File:Gray727.svg. BTO:0004249 FMA:271599 structure with developmental contribution from neural crest