<prompt> All are actions of CCK exceptRelax lower esophageal sphinctorIncreased pancreatic secretionIncreased gastric secretionCauses GB contraction  <response>: Actions of CCK- Stimulates pancreatic enzymes secretion.- Stimulates enterokinase secretion.- Stimulates insulin secretion.- Stimulates glucagon secretion.- Potentiates Secretin- Increases pyloric sphincter tone.- Inhibits gastric emptying- Stimulates gall bladder contraction- Stimulates small intestinal and colonic motility- Relaxes lower esophageal sphincter- Trophic effect on the pancreas 