Hierarchy of Motor Control
Direct Motor Pathways
Indirect Motor Pathways
Higher Mental Functions of the Brain: Language
Enteric Nervous System: Regulation of GI Motor Activity
Brainstem
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Updated: Jul 5, 2026

Corticospinal Excitability Modulation During Action Observation
Published on: December 31, 2013
Arthur M Glenberg1, Marc Sato, Luigi Cattaneo
1Department of Psychology, University of Wisconsin, Madison, WI 53706, USA. glenberg@wisc.edu
Embodiment theory suggests language comprehension engages perception and action systems. This study provides neurophysiological evidence that understanding both concrete and abstract language modulates motor system activity, supporting embodied cognition.
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