Test yourself: how old is your brain?
Visual impairment can mean disorders of the eyes, brain or both, and anything from moderate visual impairment to total blindness. Forher part, Goldman-Rakic has resurrected Jacobsen’s delayed response paradigm,but with the added sophistication of modern electrode technology to monitor theelectrical behaviour of single neurons in the prefrontal cortex. The prefrontal cortex, located at the front …