…the optic vesicle is an outward bulge of part of the side wall of the forebrain vesicle, which contacts the epidermis of the head. Eventually, the optic vesicle collapses in the center to form a cup-shaped structure consisting of two cell layers, an inner and an outer one, called the optic cup. The retina is formed from the inner cell layer of the optic cup, and the pigment epithelium is formed from the outer cell layer. … *Some of the terminology that mentions "optic cup" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…眼胞は前脳胞の側壁の一部が外方にふくれ出したもので,頭部の表皮と接している。やがて,眼胞は中央部がへこみ眼杯optic cupと呼ばれる内外2層の細胞層からなる杯状の構造となる。眼杯の内側の細胞層から網膜が,外側の細胞層から色素上皮が形成される。… ※「optic cup」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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