title: ELECTRICAL AND EXTRALUMINAL CONTRACTILE-FORCE ACTIVITY OF THE DUODENUM OF THE DOG.
mesh_terms: D004285:Dogs; D004386:Duodenum; D004558:Electric Stimulation; D055724:Electrophysiological Phenomena; D004594:Electrophysiology; D009020:Morphine; D009119:Muscle Contraction; D010600:Pharmacology; D012106:Research; D013514:Surgical Procedures, Operative
chemical_list: D009020:Morphine
keywords: DOGS; DUODENUM; ELECTRIC STIMULATION; ELECTROPHYSIOLOGY; EXPERIMENTAL LAB STUDY; MORPHINE; MUSCLE CONTRACTION; PHARMACOLOGY; SURGERY, OPERATIVE