从最初将正常人中耳粘膜的组织学研究发表以来,直到近几年的研究,发生了怀疑而且讨论所涉及的不仅仅是粘膜在显微镜下的结构,而是关于一种决定性的因素,粘膜是否是通过中耳内的胚胎的粘液囊性的结缔组织的扁平化而产生的中胚层衍生的一种浆膜,或者是从咽鼓管及咽部的呼吸粘膜向内 Since the initial publication of the histological study of the normal human middle ear mucosa, there has been some doubt until recent years of research and the discussion has dealt not only with the structure of the mucosa under the microscope, but with a decisive factor in the mucosa Whether it is a mesodermal derived serosa produced by the flattening of the mucinous connective tissues of the embryo in the middle ear or inward from the respiratory mucosa of the eustachian tube and pharynx