Source:http://linkedlifedata.com/resource/pubmed/id/15967754
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
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pubmed:dateCreated |
2005-6-21
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pubmed:abstractText |
The authors investigated the structure of force production and variability as a function of grip configuration and width during precision grasping. Variability was studied in absolute (standard deviation) and relative (coefficient of variation) terms; in addition, the authors used approximate entropy to examine regularity. In Experiment 1, the participants (N = 14) used a 2-digit grasp (thumb, index), whereas in Experiment 2, the participants (N = 11) used a 3-digit grasp (thumb, index, middle). The level and regularity of force increased with grip width. The amount of variability was least at narrow grip widths for 2-digit grasping and greatest at narrow grip widths for 3-digit grasping. That pattern of findings is not necessitated by the mechanical equilibrium of grasping; thus, it also reflected adaptive neural reorganization of force output to task demands.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:month |
Jul
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pubmed:issn |
0022-2895
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
37
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
285-94
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pubmed:meshHeading |
pubmed-meshheading:15967754-Adult,
pubmed-meshheading:15967754-Exercise,
pubmed-meshheading:15967754-Female,
pubmed-meshheading:15967754-Hand Strength,
pubmed-meshheading:15967754-Humans,
pubmed-meshheading:15967754-Male,
pubmed-meshheading:15967754-Size Perception,
pubmed-meshheading:15967754-User-Computer Interface
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pubmed:year |
2005
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pubmed:articleTitle |
Grip width and the organization of force output.
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pubmed:affiliation |
Department of Kinesiology, 266 Recreation Building, The Pennsylvania State University, University Park, PA 16802, USA. kxj12@psu.edu
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pubmed:publicationType |
Journal Article
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