人的胃肠道拥有的神经细胞总数在体内居第二位，仅次于中枢神经系统（脑与脊髓），所以反应很灵敏，也很容易接受外界的刺激。易受刺激而超常激动的肠被人们形象地称为易“闹情绪”的肠。小王是位秘书，一向身体健康。1年前他随好友驾车出游时，那位驾驶技术不佳的朋友因为撞了 Human gastrointestinal tract has the second largest number of nerve cells in the body, second only to the central nervous system (brain and spinal cord), so the reaction is very sensitive, it is easy to accept the external stimuli. Vulnerable irritable and irritable bowel is vividly called the “mood” of the intestines. Wang is a secretary, always in good health. A year ago when he was traveling with his friend, the friend who was driving poorly was struck by the collision