Sunday, 22 December 2013

Embryology of Eye- Derivatives

1.Surface Ectoderm
-Crystalline lens.
-Epithelium-cornea,conjuntiva,eyelids,lacrimal appartus
-LACRIMAL GLAND.
2.Neural Ectoderm
-RETINA and PIGMENT LAYER
-Epithelial layers of ciliary body and Iris
-SPHINCTER N DILATOR PUPILLAE
-OPTIC NERVE
-Melanocytes
-Secondary Vitreous
-Ciliary Zonules
3.Paraxial Mesoderm
-Primary vitreous
-Sclera
-Ciliary muscles
-Sheaths of optic nerve
-Extraocular muscles
-Upper n medial walls of orbit
-Connective tissue of orbit n upper eyelid
4.Visceral mesoderm of maxillary process
-Lower n lateral walls of orbit
-Connective tissue of lower eyelid.

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