Using Tools Requires That Brain Is Able To Control Movements

Our ability to use objects and tools to perform actions is essential to our daily activities, and it is developed to a level that is unique to our species. Researchers have found that brain-lesioned patients who have difficulties using familiar objects and tools in their usual context (e.g. cutting paper with scissors) may also be impaired at controlling the movement of an object in the context of simpler movements such as pointing at a target.

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