A cluster of motoneurons located in the anterior gray column of lumbar segments 5 and 6 of the spinal cord in the rat. Functionally it belongs to the somatic motoneuron pools of the subcortical motor system ( Swanson-2004 ) [ NeuroNames:2700 ]
Term information
Before birth, male and female rats have the muscles and the SNB motoneurons innervating them, but both die in females in the first week of life[https://www.msu.edu/~bjlab/snb.html]
nucleus of the bulbocavernosus
spinal nucleus of the bulbocavernosus
nucleus of the bulbospongiosus