Waldeyer's tonsillar ring

Japanese: Waldeyer's tonsillar ring(英語表記)Waldeyerstonsillarring
Waldeyer's tonsillar ring

…Similar tissues include the pharyngeal tonsils (adenoids), eustachian tube tonsils, lingual tonsils, intermediate tonsils, pharyngeal lateral columns, and retropharyngeal lymph follicles, which form a ring in the pharynx, the first barrier between the respiratory and digestive systems. These lymphatic tissues, called Waldeyer's tonsillar rings, take in antigens such as bacteria and produce antibodies to defend the body. They can be thought of as being like a security guard stationed at the entrance to a company, checking for suspicious people. …

*Some of the terminology that refers to "Waldeyer's tonsillar ring" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…同じような組織に咽頭扁桃(アデノイド),耳管扁桃,舌扁桃,中間扁桃,咽頭側索,咽後リンパ濾胞などがあり,呼吸ならびに消化器の第1関門である咽頭において環状を成す。ワルダイエル扁桃輪Waldeyer’s tonsillar ringと呼ばれるこれらリンパ組織は,細菌などの抗原をとりこみ,抗体をつくって生体の防御に当たる。会社の玄関に陣取り,不審者をチェックするガードマンのような存在と考えてよい。…

※「Waldeyer's tonsillar ring」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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