Tear drops formed by all except ?: (A) Glands of Manz, (B) Meibomian, Zeis and Moll glands, (C) Lacrimal glands, (D) Lacrimal puncta
Answer is D. Ans. is 'd' i.e., Lacrimal puncta The major function of lacrimal apparatus is to secrete and drain the tear. Tear film consists of 3 layers :? Mucous or mucin layer (innermost):- Secreted by conjunctival goblet cells, crypts of Henle, glands of Manz. Aqueous layer (intermediate) :- This forms the bulk of the tear. It is secreted by main lacrimal and accessory lacrimal glands. Lipid layer (outermost) :- Secreted by the Meibomion Zeis, and Moll glands.