Postural stabilization of perceptual but ...
Type de document :
Article dans une revue scientifique
PMID :
URL permanente :
Titre :
Postural stabilization of perceptual but not cognitive performance.
Auteur(s) :
Stoffregen, Thomas A [Auteur]
Hove, Philip [Auteur]
Bardy, Benoît G [Auteur]
Riley, Michael [Auteur]
Bonnet, Cedrick T [Auteur]
Hove, Philip [Auteur]
Bardy, Benoît G [Auteur]
Riley, Michael [Auteur]
Bonnet, Cedrick T [Auteur]
Titre de la revue :
Journal of motor behavior
Nom court de la revue :
J Mot Behav
Numéro :
39
Pagination :
126-38
Date de publication :
2007-03-01
ISSN :
0022-2895
Mot(s)-clé(s) en anglais :
Adaptation
Physiological
Adolescent
Adult
Attention
Cognition
Female
Humans
Male
Mental Processes
Pilot Projects
Postural Balance
Posture
Problem Solving
Psychomotor Performance
Signal Detection
Psychological
Physiological
Adolescent
Adult
Attention
Cognition
Female
Humans
Male
Mental Processes
Pilot Projects
Postural Balance
Posture
Problem Solving
Psychomotor Performance
Signal Detection
Psychological
Résumé en anglais : [en]
In 2 experiments, the authors independently varied the degree of cognitive and perceptual difficulty of suprapostural tasks. Participants were 23 students in Experiment 1 and 15 in Experiment 2. Increases in perceptual ...
Lire la suite >In 2 experiments, the authors independently varied the degree of cognitive and perceptual difficulty of suprapostural tasks. Participants were 23 students in Experiment 1 and 15 in Experiment 2. Increases in perceptual difficulty tended to be correlated with decreases in the variability of postural sway, consistent with the hypothesized functional integration of postural control with suprapostural tasks. Sway variability was not influenced by changes in the cognitive difficulty of tasks when perceptual difficulty was held constant, contrary to predictions derived from the perspective that postural and suprapostural activities compete for a limited pool of central processing resources. The results underscore the need for researchers to differentiate between suprapostural tasks that require perceptual contact with the environment and those that do not.Lire moins >
Lire la suite >In 2 experiments, the authors independently varied the degree of cognitive and perceptual difficulty of suprapostural tasks. Participants were 23 students in Experiment 1 and 15 in Experiment 2. Increases in perceptual difficulty tended to be correlated with decreases in the variability of postural sway, consistent with the hypothesized functional integration of postural control with suprapostural tasks. Sway variability was not influenced by changes in the cognitive difficulty of tasks when perceptual difficulty was held constant, contrary to predictions derived from the perspective that postural and suprapostural activities compete for a limited pool of central processing resources. The results underscore the need for researchers to differentiate between suprapostural tasks that require perceptual contact with the environment and those that do not.Lire moins >
Audience :
Non spécifiée
Date de dépôt :
2019-06-05T18:38:13Z
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