An fMRI study of the human cortical motor system response to increasing functional demands
Wexler B, Fulbright R, Lacadie C, Skudlarski P, Kelz M, Constable R, Gore J. An fMRI study of the human cortical motor system response to increasing functional demands. Magnetic Resonance Imaging 1997, 15: 385-396. PMID: 9223039, DOI: 10.1016/s0730-725x(96)00232-9.Peer-Reviewed Original ResearchConceptsMotor-sensory areasSupplementary motor areaFunctional magnetic resonance imagingPremotor areasMotor areaMultiple motor areasComplexity of movementCortical motor systemRight-hand finger movementsIndex finger movementsFinger movementsMagnetic resonance imagingInferior parietal areasConsistent lateralizationResonance imagingBrain regionsActivation changesMotor system responsesParietal areasHand finger movementsPreliminary reproducibility studyFMRI studySignificant main effectWeek periodGreater increase