It is involved in somatosensory processing, movement[1][2] and association, and is part of the posterior parietal cortex.

It is situated immediately posterior to the primary somatosensory cortex.

[4] In guenon Brodmann area 5 is a subdivision of the parietal lobe defined on the basis of cytoarchitecture.

Brodmann-1909 considered it topologically and cytoarchitecturally homologous to the preparietal area 5 of the human.

[5] In the macaque monkey the area PE corresponds to BA5.