Tracheal bifurcation

Japanese: 気管分岐部 - きかんぶんきぶ
Tracheal bifurcation

…the airway is the passageway that connects the lungs to the outside world, and the main part of the airway is the portion from the carina to the terminal bronchioles. In humans, the trachea branches into two at the level of the fourth thoracic vertebra (carina). …

*Some of the terminology that refers to "tracheal bifurcation" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…肺と外界とを結ぶ空気の通り路を気道というが,その主要部分で,気管分岐部から終末細気管支までをいう。人間では,気管は第4胸椎の高さで左右に枝分れする(気管分岐部)。…

※「気管分岐部」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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