Examlex
Explain why freshwater fish do not need to drink water.
Pupil
The black circular opening in the center of the iris of the eye, through which light enters the eye to reach the retina.
Blepharoptosis
The drooping or falling of the upper eyelid, which can be due to various causes including muscle weakness, nerve damage, or congenital conditions.
Eyelids
Foldable covers that protect the eye, consisting of an upper and a lower flap, and capable of blinking.
Drooping
Sagging or hanging down loosely, often used to describe parts of the body, plants, or objects.
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