Eyelid
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An eyelid is a thin fold of skin that covers and protects the eye. The levator palpebrae superioris muscle retracts the eyelid, exposing the cornea to the outside, giving vision. This can be either vo
Closed human eye showing eyelid and a set of lashes which grow along the edge of the lid
The same eye with its eyelid pulled open, displaying meibomian glands on the inside and a set of lashes growing in multiple layers
Eyelashes grow from the eyelid margin and project outwards and curl away from the eye, to protect the eye from foreign objects.
Eyelid affected by stye
Epicanthic fold
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An epicanthic fold or epicanthus is a vertical fold of skin on either side of the nose, sometimes covering the inner canthus of the eye. However, variation occurs in the nature of this feature and the
Eyelid
…further protect the eye from dust and debris. The appearance of the human upper eyelid often varies between different populations. The prevalence of an epicanthic fold covering the inner corner of the eye account for the majority of East Asian and Southeast Asian populations, and is also found in varying degrees among…
This image highlights the epicanthic folds
A Korean girl with the skin fold of the upper eyelid covering the inner angle of the eye
Swedish (with some Sámi roots) ski racer Jens Byggmark with an epicanthic fold over his left eye
The Khoekhoe, the San and some other African groups have a high frequency of the epicanthic fold.