The term area 1 of Brodmann (human) refers to a subdivision of the cytoarchitecturally defined postcentral region of cerebral cortex. In the human it is located in the postcentral gyrus where it is bounded cytoarchitecturally by the area 3 of Brodmann (human) and the area 2 of Brodmann (human) and, at its ventral tip, by the area 43 of Brodmann (human) ( Brodmann-1909 ).