Corneal reflex

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]


Corneal reflex, also known as the blink reflex, is an automated involuntary blinking of the eyelids elicited by stimulation (such as touching or a foreign body) of the eyeball's cornea. Stimulation should elicit both a direct and consensual response. The evolutionary purpose of this reflex is to protect the eyes from foreign bodies.

The reflex is mediated by:

Use of contact lenses may diminish or abolish this reflex.

The examination of the corneal reflex is a part of some neurological tests in particular the coma exam.

See also

An intact corneal reflex indicates an intact pons

External links



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