palpebra

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Related to palpebrae: lacrimal caruncle

palpebra

[′pal·pə·brə]
(anatomy)
The eyelid.
References in periodicals archive ?
Instead of tarsorrhaphy or gold weight implants to protect the ocular surface in cases of facial paralysis, corneal damage may be prevented by using BoNT-A injection to the levator palpebrae superioris muscle to induce eyelid ptosis.
She had a clearly myopathic face with weakness of the frontalis, levator palpebrae superioris and orbicularis oculi muscles and severe weakness of the upper lip levators and levator anguli oris.
Abstract: A 37-year-old, female Chilean flamingo (Phoenicopterus chilensis) presented with severe facial angioedema, bilateral corneal and palpebral edema, nictitating membrane paralysis, bradycardia, bradypnea, hypothermia, and numerous stingers and remnants of eastern yellow jacket wasps (Vespula maculifrons) attached to the feathers of the head, palpebrae, and conjunctiva.
It also innervates the levator palpebrae superioris and carries with it the parasympathetic innervations to the pupil.
In the upper lid, levator palpebrae superioris muscle (levator) and the sympathetically innervated muscle of Muller are the two retractors which keep the lid elevated to its normal position.
Lagophthalmos in non-leprosy patients is now commonly managed with upper lid closure augmentation procedures that provide a downward force on the upper lid when the levator palpebrae relaxes.
While the levator palpebrae superioris and superior rectus muscles were innervated by the upper branch, the medial rectus, the inferior rectus, and the inferior oblique muscles were innervated by the lower branch (2-4).
Ptosis occurs as a result of a dysfunction of one or both of the upper eyelid elevators--the levator palpebrae superioris and Muller's muscle.
8-11) Movement of the eye and eyelids are intially affected with the levator palpebrae, orbicularis oculi, and extraocular muscles becoming involved.
In addition to parasympathetic communication with the ciliary ganglion it supplies the muscles of the eye, including the levator palpebrae superioris, except the superior oblique and lateral rectus.