Assertion: lumbar plexus's branch | /r/CapableOf | emerge along posterior abdominal wall
Facets:
value: underneath the subcostal nerve
type: LOCATION
Source sentences:
text: A branch of the L1 nerve root (anterior ramus), the iliohypogastric nerve (Fig.), emerges from behind the upper part of the psoas major and courses laterally along the posterior abdominal wall underneath the subcostal nerve (T12).