Brodmann area Brodmann (1909) area 13 BIRNLEX:1744 BA13 area 13 of Brodmann-1909 B09-13 FMA:68610 Brodmann area 13 is a subdivision of the cerebral cortex as defined on the guenon monkey and on the basis of cytoarchitecture. Brodmann area 13 is found in humans, however it seems to act as a bridge between the lateral and medial layers of the brain. Thus it is sometimes misidentified as not being a Brodmann area. Brodmann area 13 Brodmann (1909) area 13 UBERON:0013544 OldNeuroNames:379923166 Wikipedia:Brodmann_area_13 neuronames:1009 B09-13 area 13 of Brodmann