palpebra

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Related to palpebrae: lacrimal caruncle

palpebra

 [pal´pĕ-brah] (L.)
eyelid. adj., adj pal´pebral.

eye·lid

(ī'lid), [TA]
One of two movable folds that cover the front of the eyeball when closed; formed of a fibrous core (tarsal plate) and the palpebral portions of the orbicularis oculi muscle covered with skin on the superficial, anterior surface and lined with conjunctiva on the deep, posterior surface; rapid contraction of the contained muscle fibers produces blinking; each has fixed (orbital) and free margins, the latter separated centrally by the palpebral fissure, united at the lateral and medial palpebral commissures, and bearing eyelashes, openings of tarsal and ciliary glands and (medially) the lacrimal puncta.
Synonym(s): palpebra [TA], blepharon, lid

palpebra

(păl′pə-brə, păl-pē′-)
n. pl. palpe·brae (-brē′) also palpe·bras
An eyelid.

pal′pe·bral (păl′pə-brəl, păl-pē′brəl, -pĕb′rəl) adj.

eye·lid

(ī'lid) [TA]
One of the two movable folds covering the front of the eyeball when closed; formed of a fibrous core (tarsal plate) and the palpebral portions of the orbicularis oculi muscle covered with skin on the superficial, anterior surface and lined with conjunctiva on the deep, posterior surface; rapid contraction of the contained muscle fibers produces blinking; they each have fixed (orbital) and free margins, the latter separated centrally by the palpebral fissure, united at the lateral and medial palpebral commissures, and bearing eyelashes, the openings of tarsal and ciliary glands and (medially) the lacrimal puncta.
Synonym(s): palpebra [TA] , blepharon, lid.

Patient discussion about palpebra

Q. eyelids what causes your eye lids too twitch? my left eye lid has been twitching on and off for about a week what causes it and how can i get it to stop.

A. Not an answer, just another question - how long can this go on? My eyelid has been twitching, (likely lack of sleep) for almost a month now. Any treatment that I should seek?

More discussions about palpebra
References in periodicals archive ?
In the follow-up, extraverted palpebrae, overturned lips, and skin findings showed a marked improvement on the 7-10th day and oral retinoic acid treatment was switched to alternate day treatment (1 mg/kg/day).
Anterior chemodenervation of levator palpebrae superioris with botulinum toxin type-A (Botox) to induce temporary ptosis for corneal protection.
Long-term correction of ptosis requires surgical manipulation of the levator palpebrae superioris muscle and/or Muller's muscle.
Disinsertion of the aponeurosis of the levator palpebrae superioris muscle after cataract extraction.
They innervate superior rectus, inferior rectus, medial rectus and inferior oblique muscle, and levator palpebrae muscle.
(2,3) More severe forms may involve hypoplasia of the levator palpebrae superioris muscle or tendon with a minimal or absent eyelid crease.
Outcome and influencing factors of external levator palpebrae superioris aponeurosis advancement for blepharoptosis.
17 FASO Free-living owl presented with chronic injury to periocular tissue, an inability to close the palpebrae, exposure keratitis, corneal scarring, and incipient cataract formation in the right eye.
Regardless of technique, the central part of the upper eyelid should not be injected in order to avoid paralysis of the levator palpebrae superioris and subsequent ptosis.
* Ptosis--the position of the upper lid is determined by the relative action of the levator palpebrae superioris muscle (III cranial nerve), Muller's muscle (postganglionic sympathetic nervous system) and the orbicularis oculi muscle (VII cranial nerve).
The lesions are most commonly observed around the eye, on the palpebrae, cheeks, and upper lips (6).