The proventriculus histological structure was mucosa, submucosa, muscularis and serosa, from the inside to the outside.
前胃组织学结构由内向外依次为黏膜层、黏膜下层、肌层和浆膜层。
The crop, proventriculus and paunch of workers in T. ampliceps is evidently longer and wider than in O. formosanus (P<0.01).
扩头蔡白蚁工蚁的嗉囊、前胃和囊形胃的长度和宽度明显大于黑翅土白蚁（P<0.01）。
The epithelium thickness of proventriculus was the thickest in Mongolia sheep group, and the thinnest in Texel sheep group.
前胃胃壁上皮厚度表现为蒙古羊组最厚，其次为无角陶赛特组，最薄为德克赛尔组。
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