... attention span. Otherwise, the failure of repetition becomes a reflection of the narrowed attention span rather Chapter 027. Aphasia, Memory Loss, and Other Focal Cerebral Disorders (Part 2) ... right handers and 60% of left handers, aphasia occurs only after lesions of the left hemisphere. In some individuals no hemispheric dominance for language can be discerned, and in some others ... meaning-appropriate syntax (grammar). Wernicke's and Broca's areas are interconnected with each other and with additional perisylvian, temporal, prefrontal, and posterior parietal regions, making...