The ciliary epithelium rests upon the folds of the ciliary processes. 睫状上皮细胞位于睫状突的折叠处。
The epithelium of the mandibular arch changed from monolayer to polylayer with accumulation of keratose in some arches. 下颌弓表面上皮由培养前的单层扁平上皮发育为为复层鳞状上皮,少部分下颌弓表面有角化物堆积。