This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gastrointestinal System, Subject name: Physiology
[{'content': 'Gastro-colic reflex is related to:- \nSelect and explain. \nA. Mass peristalsis, B. Segmentation contractions, C. Pendular movement, D. Irritable bowel', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Gastro-colic reflex - Reflexes from gut to the preveebral sympathetic ganglia and the back to gastrointestinal tract. These reflexes transmit signals long distances to other areas of the gastrointestinal tract, such as signals from the stomach to cause evacuation of the colon (the gastrocolic reflexes). Gastrocolic reflex is related to mass peristalsis. It is stronger in children. Segmentation contraction - meant for the purpose of mixing. Pendular movement - type of peristaltic movement.', 'role': 'assistant'}]