The electrical activity of the stomach and upper intestine as determinant of mechanical activity.
D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D002395:Catecholamines / Q000494:pharmacology; D004285:Dogs; D004576:Electromyography; D004594:Electrophysiology; D066298:In Vitro Techniques; D007421:Intestine, Small / Q000187:drug effects / Q000502:physiology*; D009119:Muscle Contraction; D009130:Muscle, Smooth / Q000502:physiology; D013270:Stomach / Q000187:drug effects / Q000502:physiology*
D002395:Catecholamines; D000109:Acetylcholine