Corticospinal excitability across lower limb muscles in humans
Ines Eisner‐Janowicz, Bing Chen, Sina Sangari, Mónica A. Pérez
Abstract
We provide evidence on how corticospinal output differs across muscles in the leg in intact humans. We found that corticospinal responses were larger in a distal intrinsic foot muscle and were smaller in the biceps femoris compared to all other muscles in the leg. Increases in corticospinal excitability to an intrinsic foot muscle could have a spinal origin.
Topics & Concepts
BicepsTranscranial magnetic stimulationTibialis anterior muscleAnatomyPrimary motor cortexMotor cortexHindlimbElectrophysiologyElectromyographyNeuroscienceMedicineStimulationPhysical medicine and rehabilitationPsychologySkeletal muscleTranscranial Magnetic Stimulation StudiesMuscle activation and electromyography studiesMotor Control and Adaptation