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Hierarchy of Motor Control01:18

Hierarchy of Motor Control

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Related Experiment Video

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The "Motor" in Implicit Motor Sequence Learning: A Foot-stepping Serial Reaction Time Task
10:39

The "Motor" in Implicit Motor Sequence Learning: A Foot-stepping Serial Reaction Time Task

Published on: May 3, 2018

Interference during the implicit learning of two different motor sequences.

Marianne A Stephan1, Beat Meier, Ariane Orosz

  • 1Department of Neurology, Movement Disorders Center, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland.

Experimental Brain Research
|May 26, 2009
PubMed
Summary
This summary is machine-generated.

Learning a new motor sequence quickly does not significantly interfere with acquiring a second sequence. The brain can initially learn multiple motor skills simultaneously without major disruption.

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Area of Science:

  • Cognitive Neuroscience
  • Motor Learning
  • Human Psychology

Background:

  • Long-term motor memory consolidation can be disrupted by learning new tasks.
  • Early stages of motor memory acquisition and potential interference are not well understood.

Purpose of the Study:

  • To investigate early interference effects during the acquisition of multiple motor sequences.
  • To examine immediate changes in motor memory representation within the first minutes of learning.

Main Methods:

  • Utilized an implicit serial reaction time task with 55 healthy participants.
  • Subjects performed sequence learning tasks with two distinct sequences or a random control task.

Main Results:

  • Learning a first sequence caused only slight, transient interference in the early acquisition of a second sequence.
  • Overall learning of both sequences remained unimpaired.
  • Sequence learning and general motor training did not interfere with each other.

Conclusions:

  • The brain can initially acquire multiple new motor sequences concurrently without significant interference.
  • Early motor memory acquisition appears robust to interference from simultaneous learning.