HIST 3791 Chapter Notes - Chapter 5.1: Pupillary Light Reflex, Corneal Abrasion, Lacrimal Gland

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Bilateral & move symmetrically w/ facial expression. Intact skin w/ no lesions, redness, swelling, discharge. Aligned normally in sockets w/ no protrusion or sunken appearance. & show normal colour of structure below (pink over lower eyelids & white over sclera) Pressure against the lacramal sac should cause the lower eyelid to ever slightly but nothing else should occur. Noopacities should appear in cornea, anterior chamber, or lens. Iris should be flat w/ a round regular shape & even colouration; equal in both eyes. Pupillary light reflex: darken room & pupils will dilate; advance light in from side & see constriction of same- sided pupil (direct light reflex) Unequal or uneven mvt w. nerve damage. Incomplete closure leads to risk of corneal damage. Pallor near outer canthus of lower eyelid. Sclera icternus (uneven yellowing of sclera to cornea) indicated jaundice. Puncta is red, swollen, tender to pressure.

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