弥散淋巴组织
- 名diffuse lymphoid tissue
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肠各段结构内淋巴组织较少,在31d仅在绒毛固有层的结缔组织内出现弥散淋巴组织,与其相邻的黏膜上皮部分脱落,未见淋巴小结;
The lymphatic tissues were few in every part of intestine .
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结果表明:淋巴结外包被膜,实质由皮质和髓质构成,皮质又分为淋巴小结、小结间弥散淋巴组织、副皮质区和皮质淋巴窦;
The results showed that they were surrounded by capsules and composed of cortexes and medullas . The cortex was made up of lymphatic nodule , internodular diffuse lymphatic tissue , paracortical area and cortical sinus ;
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结果表明:扁桃体和咽部是呼吸道进入机体的第一个淋巴组织集中的部位,弥散淋巴组织在出生时就存在,淋巴小结不明显;
The result showed that tonsil and pharynx were the first place of lymphoid tissue aggregation for respiratory tract entering the body . Lymphoid tissue in the tonsil existed at birth without any apparent lymph nodule aggregations .
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外周区则以淋巴细胞排列密集的弥散性淋巴组织为特征。
The peripheral zone was characterized by diffuse lymphoid tissue , which consisted of tightly packed lymphocytes .