这个词是什么意思？
A ring of tissue extending from the scleral spur to the ora serrata of the RETINA. It consists of the uveal portion and the epithelial portion. The ciliary muscle is in the uveal portion and the ciliary processes are in the epithelial portion.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D002924 · MeSH 2026。
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