Enteric Nervous System Ens 596448856

Tags: blood cord concept flow structure system outline crest tissue vein motor muscle scheme educational anatomy spinal diagram circuits nervous function tract artery duct lumen endocrine nerve immune gastrointestinal labeled gland functions neural secretions secretion ens mucosa neurotransmitter autonomic enteric ganglia mucosal serosa vagus submucosa muscularis mesentery prevertebral