Grasping Movement Plans

Rosenbaum, David A., Halloran, Erin S., Cohen, Rajal G., Psychonomic Bulletin & Review

Despite the great amount of research that has been done regarding the time it takes to move the hand to targets of varying distances and widths, it is unclear whether target distance and width are both represented in movement plans prior to movement initiation. We addressed this question by studying performance in an object manipulation task. Our participants reached out and took hold of a familiar object (a bathroom plunger) to move it to wide or narrow targets of varying heights. Grasp heights on the plunger were additively affected by target height and target width, suggesting that both factors were taken into account by participants prior to moving the plunger from its initial …

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Publication information: Article title: Grasping Movement Plans. Contributors: Rosenbaum, David A. - Author, Halloran, Erin S. - Author, Cohen, Rajal G. - Author. Journal title: Psychonomic Bulletin & Review. Volume: 13. Issue: 5 Publication date: October 2006. Page number: 918+. © Psychonomic Society, Inc. Feb 2009. Provided by ProQuest LLC. All Rights Reserved.

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