The ciliary epithelium rests upon the folds of the ciliary processes. 睫狀上皮細胞位於睫狀突的摺疊處。
The epithelium of the mandibular arch changed from monolayer to polylayer with accumulation of keratose in some arches. 下頜弓表面上皮由培養前的單層扁平上皮發育為為復層鱗狀上皮,少部分下頜弓表面有角化物堆積。