part of part of midbrain regional part of brain nucleus of midbrain reticular formation retrorubral area of midbrain reticular nucleus BAMS:RR DMBA:16884 The term retrorubral area of the midbrain reticular nucleus refers to a region of the rat brain caudal and dorsal to the ventral tegmental area. It is one of three parts of the midbrain reticular nucleus; the other two are the magnocellular part of the midbrain reticular nucleus and the parvicellular part of the midbrain reticular nucleus (Swanson-2004). BrainInfo distinguishes between the Retrorubral area of the midbrain reticular formation and the retrorubral nucleus. retrorubal field brodmann's area 11 MBA:246 DHBA:12289 retrorubral field area orbitalis interna retrorubral nucleus A8 midbraiin reticular nucleus, retrorubral area retrorubral area neuronames:1036 NLXANAT:20090301 UBERON:0011172 area 11 of Brodmann (guenon) midbrain reticular nucleus, retrorubral area