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Eye Injuries
Chapter 25
| Question | Answer |
|---|---|
| Blowout Fracture | A fracture of the orbit or of the bones that support the floor of the orbit. |
| Conjunctiva | The delicate membrane that lines the eyelids and overs the exposed surface of the eye. |
| Conjunctivitis | Inflammation of the conjunctiva |
| Cornea | The transparent tissue layer in front of the pupil and iris of the eye. |
| Globe | The eyeball |
| Hyphema | Bleeding into the anterior chamber of the eye, obscuring the iris. |
| Iris | The muscle and surrounding tissue behind the cornea that dilate and constrict the pupil, regulating the amount of light that enters the eye; pigment in this tissue gives the eye its color. |
| Lacrimal glands | The glands that produce fluids to keep the eye moist; also called tear glands. |
| Lens | The transparent part of the eye through which images are focused on the retina. |
| Optic Nerve | A cranial nerve that transmit visual information to the brain. |
| Orbit | The bony eye socket |
| Pupil | The circular opening in the middle of the iris that admits light to the back of the eye. |
| Retina | The light-sensitive area of the eye where images are projected; a layer of cells at the back of the eye that changes the light image into electrical impulses, which are carried by the optic nerve to the brain. |
| Retinal detachment | Separation of the retina from its attachments at the back of the eye. |
| Sclera | The tough, fibrous, white portion of the eye that protects the more delicate inner structures. |
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