Effects of response sequence length on motor programming: A chronometric analysis

Schröter, H. and Leuthold, H. (2008) Effects of response sequence length on motor programming: A chronometric analysis. Acta Psychologica(128), pp. 186-196.

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Abstract

The present experiment studied choice response context effects on the programming of response sequences using behavioural and electrophysiological methods. Participants were asked to produce responses differing in sequence length (1-key versus 3-key responses) with either their left or right hand in a choice reaction time (RT) task. The choice response context was manipulated by a blocked or mixed execution of 1-key and 3-key responses. A sequence length effect on RT was observed in the blocked but not in the mixed condition. The time course of the lateralized readiness potential indicates a motoric locus of the sequence length effect, suggesting that the response hand is activated before the entire motor program is established.

Item Type:Articles
Status:Published
Refereed:Yes
Glasgow Author(s) Enlighten ID:Leuthold, Prof Hartmut
Authors: Schröter, H., and Leuthold, H.
College/School:College of Science and Engineering > School of Psychology
Journal Name:Acta Psychologica

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