Cortex (Latin: "bark", "rind", "shell" or "husk") may mean: In anatomy: · Cortex , the outermost or superficial layer of an organ, and especially in the brain: · the Cerebral cortex (usually just cortex), the outer layer of the vertebrate cerebrum, part of which is the forebrain · the Motor cortex, the regions of the cerebral cortex involved in voluntary motor functions · the Prefrontal cortex, the anterior part of the frontal lobes of the brain · the Visual cortex, regions of the cerebral cortex involved in visual functions. · the Cerebellar cortex, the outer layer of the vertebrate cerebellum · as well as in other organs: · the Renal cortex, the outer portion of the kidney In other sciences: · Cortex , the outer portion of the stem or root