HEAL1800 Chapter Notes - Chapter 6: Eyelid, Sclera, Conjunctiva

• School: University of Toledo
• Department: Health Education
• Course: HEAL1800
• Professor: Tiffiny Jones

Document Summary

The major function of the eye is to provide sight. The eye sits in a boney socket (orbit) made up of seven connecting bones. The eye is kept moist by tears. The eye is covered by a clear membrane called the conjunctiva. The eyelid protects the eye so dust and other foreign substances do not get in and irritate your eye. The eyelid helps keep your eye moist. The eyelid also helps protect your eyes from bright light that may damage your eyes. The white outer coat of your eye. Acts as a tough protection from injury (dense protective layer) Provides attachment for the muscles that move your eye. Perrla- pupils are equal, round, reactive to light, and accommodation. Opening in the center of the iris. Controls how much light is let into the eye. When the pupil is large, more light is let in; when the pupil is smaller, less light is let in.