| List of regions which send connections to: MD |
|
| Primary motor area (MOp) |
| Secondary motor area (MOs) |
| Anterior cingulate area (ACA) |
| Prelimbic area (PL) |
| Magnocellular preoptic nucleus (MA) |
| Substantia innominata (SI) |
| Lateral hypothalamic area (LHA) |
| Lateral preoptic area (LPO) |
| Medial preoptic area (MPO) |
| Medial preoptic nucleus (MPN) |
| Superior colliculus (SC) |
| Dorsal tegmental nucleus (DTN) |
| Ventral tegmental area (VTA) |
| Substantia nigra (SN) |
| Substantia nigra compact part (SNc) |
