This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T., Subject name: Physiology
[{'content': 'Myenteric plexus in GIT controls- \nSelect and explain. \nA. GI secretions, B. Local blood flow, C. GI motility, D. All of the above', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., GI motility * The enteric nervous system is composed mainly of two plexus : -i) Myenteric plexus or Auerbach's plexus :# It is an outer plexus lying between the longitudinal and circular muscle layer.# The myenteric plexus controls mainly gastrointestinal motility therefore, perisalsis requires an active myenteric plexus.ii) Meissner's plexus or submucosal plexus :# It is an inner plexus that lies in the submucosa.# The submucosal plexus controls mainly gastrointestinal secretion and local blood flow.", 'role': 'assistant'}]