An eyelid (/ ˈaɪ.lɪd / EYE-lid) is a thin fold of skin that covers and protects an eye. The levator palpebrae superioris muscle retracts the eyelid, exposing the cornea to the outside, giving vision. This can be either voluntarily or involuntarily. "Palpebral" (and "blepharal") means relating to …

Dec 4, 2024 · Most eyelid issues aren’t serious. But if you’ve noticed something’s different about one or both of your eyelids, it’s important to know what to look out for.

May 24, 2024 · There are several parts to your eyelids. Some of them are functional, meaning they have a specific purpose. Others are cosmetic, meaning they contribute to your physical appearance. One thing to remember is that “cosmetic” doesn’t mean something isn’t important.

Jul 11, 2019 · The eyelid margin contain many important structures and are ordered in specific way, as are all the layers of the eyelid. Knowing the orientation and position of the margin structures is especially important with trauma, where restoration of the anatomy as best as possible is critical.

Feb 1, 2021 · Meta: What are the key parts of the eyelid? How do they function? Find out why the eyelids and all their components are so critical to protecting your vision.

A swollen eyelid can be caused by inflammation in the tissues around the eye. Learn more about puffy eyelids including symptoms, causes, and treatment. Skip to main content

Mar 5, 2025 · An eyelid is a fold of skin that closes over the eye to protect it. There are upper and lower eyelids. Many things can affect the eyelids or are related to the eyelid. These include: Amblyopia; Anisocoria; Bell’s Palsy; Black Eye; Blepharitis; Cellulitis; Chalazia and Styes; Coloboma; Conjunctivitis (Pink Eye) Corneal Ulcer; Dry Eye; Eye ...

Oct 30, 2023 · The eyelids are thin soft tissue structures that cover and protect the anterior surface of the eyeball. Their anatomy is rather complex, comprising of skin, muscles, nerves and blood vessels. The eyelids are divided into superior and inferior portions, converging at the medial and lateral canthi (corners) of the eye.

Oct 25, 2020 · The eyelids are thin, mobile folds that cover the eyeball anteriorly. They offer protection from excessive light or injury, and maintain lubrication by distributing tears over the surface of the eyeball. The eyelids are split into upper and lower portions, which meet at the medial and lateral canthi of the eye.

Nov 11, 2024 · The eyelids are protective, mobile tissue curtains in front of the eyeballs. They act as shutters to shield the eyes from injuries, light, and help spread the tear film over the eye’s surface. Eyelids play a role in facial expressions and provide cues about a …