part of innervates adult brain adult lateral horn primary neurite tract adult posterior ventral primary neurite tract 2 2020-04-29T12:00:00Z FBbt:00049289 PDL12 PVL03 VFB:FBbt_00049289 PDL09 Primary neurite tract of the posterior ventral (PV) adult brain in the second clockwise position (from posterior perspective), from ventrolateral to dorsal to ventromedial, of PV tracts that enter the lateral horn (Frechter et al., 2019). Lateral horn neurons that enter the neuropil via this tract are predominantly local neurons (Frechter et al., 2019). fly_anatomy.ontology adult PV2 primary neurite tract