Basal ganglia are known for their involvement in motor control.This function is accomplished via the modulatory actions of different signalling molecules;one of these is dopamine(DA),which,besides regulating cognition and reward mechanisms,participates in the organization of motor programmes by filtering and selecting Basal ganglia are known for their involvement in motor control. This function is hereby via the modulatory actions of different signaling molecules; one of these is dopamine (DA), which, besides regulate cognition and reward mechanisms, participates in the organization of motor programs by filtering and selecting