…On the upper surface of the body there is a depression called the sella turcica, which contains the pituitary gland. Ethmoid bone (os ethmoidale [Latin]) A bone in the roof of the nasal cavity. It has a complex shape and is divided into three parts: the cribriform plate, the median plate, and the ethmoid labyrinth. The cribriform plate is pierced by many small holes in its horizontal part, giving it the appearance of a sieve. … *Some of the terminology that mentions "os ethmoidale" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…〈体〉の上面にはトルコ鞍(くら)というくぼみがあり,ここに脳下垂体が入っている。篩骨ethmoid bone(os ethmoidale[ラテン])鼻腔の天井にある骨で,複雑な形をしており,篩板,正中板,篩骨迷路の3部に区別される。篩板は水平の部分で多数の小さな穴によって貫かれ,〈ふるい(篩)〉のように見える。… ※「os ethmoidale」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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