Oct 12, 2025 · The corneal reflex, or blink reflex, is involuntary blinking caused by stimulation of the cornea. Learn more about why it occurs and how to test it.

Apr 17, 2025 · The corneal light reflex test is a tool healthcare providers and eye care specialists use to check your eye alignment. The position of light reflecting off your eye surface is a useful way to tell if …

Jul 25, 2023 · Contact with the cornea initiates 2 reflexes: blink reflex (corneal reflex) and tear production. The corneal blink reflex is caused by a loop between the trigeminal sensory nerves and …

Apr 20, 2011 · Grab a pre-filled sterile saline syringe, typically used to flush IV’s, and squirt a few drops on the eye. Look for the patient to blink. This seems much safer and definitive of a test of the corneal …

This can be visually estimated with the Hirschberg test, or physically measured with the Krimsky test, where a prism is placed in front of the deviating eye until the corneal reflex is re-centered in the pupil.

Aug 17, 2025 · Understand how to accurately assess the corneal reflex and interpret its vital role in evaluating neurological health and protective responses.

Flowchart depicting the corneal reflex pathway. The optical reflex, on the other hand, is slower and is mediated by the visual cortex, which resides in the occipital lobe of the brain. The reflex is absent in …

Feb 28, 2025 · It is performed by observing the corneal light reflex, which is the reflection of a light source from the anterior surface of the cornea. This test is widely used in optometry, ophthalmology, …

This video provides a step-by-step demonstration of how to assess the corneal reflex in a cranial nerve examination OSCE station.You can access our step-by-s...

Jul 13, 2023 · Discover the function, assessment, and clinical significance of the corneal reflex. Learn how this protective mechanism helps evaluate neurological function and aids in patient care.