I.Eyelids upper and lower; 5 layers: 1Skin-Zeis gland,Moll gland, 2 Subcutaneous adipose tissue 3 Musclar layer-*orbicularis oculi, levator palpebrae 4 Tarsus fibroelastic plate tarsal(Meibomian)glands-stye 5 Conjunctiva:thin mucouse membrain upper and lower; 5 layers: ① Skin - Zeis gland, Moll gland, ② Subcutaneous adipose tissue ③ Musclar layer - *orbicularis oculi, levator palpebrae ④ Tarsus - fibroelastic plate * tarsal (Meibomian) glands - stye ⑤ Conjunctiva: thin mucouse membrain I. Eyelids