Introduction Broca’s region is a key region involved in language processing and has also been reported in experiments on action processing. We have previously mapped areas 44 and 45 in histological sections of ten human brains using an …
This study presents a refined cytoarchitectonic parcellation of Broca’s region into four distinct subdivisions (44p, 44a, 45p, and 45a), revealing clear microstructural and functional differentiation. High-resolution 3D reconstructions and …