title: Innervation of the gastrointestinal tract.
mesh_terms: D000320:Adrenergic Fibers / Q000166:cytology; D000818:Animals; D001341:Autonomic Nervous System / Q000033:anatomy & histology*; D001808:Blood Vessels / Q000294:innervation; D002799:Cholinergic Fibers / Q000166:cytology; D004064:Digestive System / Q000294:innervation*; D007413:Intestinal Mucosa / Q000294:innervation; D009130:Muscle, Smooth / Q000294:innervation; D009197:Myenteric Plexus / Q000166:cytology; D009457:Neuroglia / Q000166:cytology; D009469:Neuromuscular Junction; D009475:Neurons, Afferent / Q000166:cytology; D009476:Neurons, Efferent / Q000166:cytology; D013368:Submucous Plexus / Q000166:cytology; D009435:Synaptic Transmission; D014630:Vagus Nerve / Q000033:anatomy & histology