At caudal hypo-thalamus level, it runs in ventral tegmental area and a region between mediallemniscus and cerebral peduncle.
至下丘脑尾侧部行于被盖腹侧区及其背外侧，在内侧丘系与大脑脚间。
2
The synaptic connections between the mediallemniscus and the thalamocortical projecting neurons (TPN) were studied by using both anterograde degenerating and HRP retrograde tracing methods.