Innervation of the Gl tract 1. Central nervous system Central nervous system Gastrointestinal tract Dorsal motor nucleus Esophagus of vagus Cranial Vagus nerves Stomach Medulla oblongata Splanchnic nerves . T1 Prevertebral Small ganglia intestine Celiac Superior mesenteric CHine mesenteric S1 Large Sacral Pelvic nerves ntestine16 Innervation of the GI tract 1. Central nervous system