Study of Cortical Activation During Hand and Shoulder Movements in Healthy Subjects

"Hand task: the participant is seated on a chair facing a table, both hands resting on the table. The participant is asked, for each block of 10 seconds, to perform flexion / extension movements of the fingers of the right hand at 0.5 Hz.~Shoulder task: the participant is seated on a chair facing a table, both hands resting on the table. The participant is asked, for each block of 10 seconds, to perform alternating movement of abduction and adduction of the right shoulder at 0.5 Hz with the elbow flexed."