| List of regions which send connections to: NId |
|
| Secondary motor area (MOs) |
| Anterior cingulate area dorsal part (ACAd) |
| Anterior cingulate area ventral part (ACAv) |
| Infralimbic area (ILA) |
| Orbital area lateral part (ORBl) |
| Orbital area medial part (ORBm) |
| Orbital area ventrolateral part (ORBvl) |
| Prelimbic area (PL) |
| Retrosplenial area dorsal part (RSPd) |
| Retrosplenial area ventral part (RSPv) |
| Septofimbrial nucleus (SF) |
| Bed nuclei of the stria terminalis anterior division ventral nucleus (BSTv) |
| Nucleus of the diagonal band (NDB) |
| Medial septal nucleus (MS) |
| Parafascicular nucleus (PF) |
| Lateral habenula (LH) |
| Zona incerta (ZI) |
| Lateral hypothalamic area (LHA) |
| Lateral preoptic area (LPO) |
| Posterior hypothalamic nucleus (PH) |
| Supramammillary nucleus medial part (SUMm) |
| Supramammillary nucleus lateral part (SUMl) |
| Nucleus prepositus (PRP) |
| Interpeduncular nucleus central subnucleus (IPNc) |
| Interpeduncular nucleus lateral subnucleus (IPNl) |
| Nucleus incertus diffuse part (NId) |
| Superior central nucleus raphe lateral part (CSl) |
| Superior central nucleus raphe medial part (CSm) |
| Pontine central gray (PCG) |
| Periaqueductal gray ventrolateral division (PAGvl) |
| Periaqueductal gray rostromedial division (PAGrm) |
| Precommissural nucleus (PRC) |
