Organization of the cortex. Cortex has 6 distinct laminae (layers). Cortex is arranged via columns. Each column extends through several laminae and share similar functions. Cortex has two symmetrical halves, right and left. Cortex has a contralateral function. That is, one side of the brain controls the other side of the body.Two hemispheres are connected in two waysCorpus callosumAnterior commisure.