…Agenesis of both frontal sinuses occurs in 5% of people. The sphenoid sinus is the most posterior sinus, located close to the optic nerve and the internal carotid artery, and the pituitary gland is located posteriorly and superiorly. The inner surface of the sinuses is made of a thin bone mucous membrane, the thickness of which is said to be 0.12 mm in the maxillary sinus. … *Some of the terminology that mentions "sinus sphenoidalis" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…両側の前頭洞の発育不全は5%の人にみられる。蝶形洞sinus sphenoidalisはいちばん後方にある副鼻腔で,視神経や内頸動脈に近接し,後上方には下垂体が存在する。副鼻腔の内面は薄い骨粘膜から成り,その厚さは上顎洞で0.12mmといわれる。… ※「sinus sphenoidalis」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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