Journal

The Japanese journal of neuropsychology

[Vol.39 No.2 contents]
Japanese/English

Full Text of this Article
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ArticleTitle Mechanisms of reaching and grasping movements and their significance in rehabilitation
Language J
AuthorList Keisuke Hanada
Affiliation Department of Rehabilitation, Shijonawate Gakuen University
Publication Japanese Journal of Neuropsychology: 39 (2), 98-104, 2023
Received
Accepted
Abstract I discussed the neural mechanisms and deficits of reach-to-grasp movements based on physiological studies in monkeys and lesion studies in humans, which corresponds to "the first action/movement system" proposed by Nakagawa (2010). A seemingly simple action, "reach-to-grasp an object, " involves a variety of functions, and if one of these functions is damaged, a corresponding symptom can appear. Recent papers discuss the deficits in reaching and grasping movements without separating them. However, based on the above findings, it is an essential procedure for providing rehabilitation that separates impaired and preserved functions as much as possible.
Keywords intraparietal sulcus, parietal lobe, optic ataxia, prehension, apraxia

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