Local hormonal control of motility.
D000109:Acetylcholine / Q000378:metabolism; D000818:Animals; D004068:Digestive System Physiological Phenomena; D004285:Dogs; D004745:Enkephalins / Q000378:metabolism; D005769:Gastrointestinal Motility; D066298:In Vitro Techniques; D009119:Muscle Contraction; D009130:Muscle, Smooth / Q000502:physiology*; D009419:Nerve Tissue Proteins / Q000008:administration & dosage / Q000494:pharmacology / Q000502:physiology*
D004745:Enkephalins; D009419:Nerve Tissue Proteins; D000109:Acetylcholine