Managing dry eye and blepharitis
Structure of the eye
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Structure of the eye
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Refracts light onto the lens, which focuses it onto the retina. The external surface of the cornea is covered by a tear film.
A thin membrane that lines the eyelids and covers the front of the eye. It is a highly vascularised membrane containing numerous glands and vessels, whose immune cells play an important protective role - notably with respect to the cornea - which is avascular and unable to defend itself.
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