Cornea drives its nutrition chiefly from:
Cornea is avascular and dehydrated structure Gets glucose from aqueous humour Gets oxygen from 3 different source. Air Tear film Aqueous The innermost layer of the tear film is the mucous layer, which consists of secreted mucins, electrolytes and water produced by conjunctival goblet cells Mucin stabilizes the tear film
Aqueous humour
Mucous layer
Corneal vessels
Perilimbal vessels
FMGE 2018