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Perceiving numbers affects the internal random movements generator.

Carmelo Mario Vicario1

  • 1Cognitive Neuroscience Sector, SISSA, Via Bonomea 265, 34136 Trieste, Italy. cvicario@sissa.it

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Summary
This summary is machine-generated.

Numerical cues influence finger selection during random movement generation. Low numbers activate left-hand preference, while high numbers activate right-hand preference, showing abstract concepts affect spontaneous actions.

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Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Human Behavior

Background:

  • Existing evidence suggests direct relationships between spatial representation, numerical cognition, and finger representation.
  • Understanding how abstract numerical information influences basic motor functions is crucial.

Purpose of the Study:

  • To investigate the influence of numerical exposure on finger selection in healthy adults.
  • To determine if abstract numerical concepts can affect non-goal-directed motor behaviors.

Main Methods:

  • A random movement generation (RMG) task was utilized.
  • Participants generated random finger movements while exposed to numerical cues (low: 1-3; high: 7-9).

Main Results:

  • Left-hand fingers were selected more frequently with low numerical cues (1-3).
  • Right-hand fingers were selected more frequently with high numerical cues (7-9).
  • This occurred despite explicit instructions for random movement.

Conclusions:

  • Abstract numerical information can spontaneously influence low-level, non-goal-directed motor behaviors.
  • Numerical concepts impact basic human actions, demonstrating a link between abstract thought and motor control.