p569fig15.40 The direct and indirect basal ganglia circuits that control GO and STOP movement signals.  See the text for details.<BR>||  [Direct path GO(+), Indirect path STOP(+), dopamine from SNc(+-)]-> striatum. GO-> GPi/SNr-> Thalamus (VA/Vlo) <-> frontal cortex.  STOP-> GPe <-> STN-> GPi/SNr.  NAc-> GPi/SNr.