Posterior columns of the medulla oblongata

Japanese: 延髄後索 - えんずいこうさく
Posterior columns of the medulla oblongata


[External structure]
On the surface of the medulla oblongata, three vertical grooves running from the spinal cord form three symmetrical elevations from top to bottom. They are called the posterior medullary columns, the lateral medullary columns, and the anterior medullary columns. There are several elevations within these that are caused by structures within the medulla oblongata. …

*Some of the terminology that refers to the "posterior columns of the medulla oblongata" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:


[外部構造]
 延髄の表面には,脊髄から続いてきた3本の縦に走る溝により上面から下面にかけて左右対称的に三つの高まりができている。それらは延髄後索,延髄側索,延髄前索と呼ばれる。これらには,延髄内部にある構造により生じたいくつかの高まりがみられる。…

※「延髄後索」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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