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The Eye and Common Eye Problems

The Eye and Common Eye Problems. Anatomy of the Eye. Iris and Pupil. How does the eye work?. The human eye works like a living camera. Like a camera, the eye processes light and takes mental snapshots of images, which are then developed in the brain. . Refractive Error.

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The Eye and Common Eye Problems

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  1. The Eye and Common Eye Problems

  2. Anatomy of the Eye Iris and Pupil

  3. How does the eye work? The human eye works like a living camera. Like a camera, the eye processes light and takes mental snapshots of images, which are then developed in the brain.

  4. Refractive Error • Myopia: Nearsighted-ness • Objects appear blurry at a distance • Squinting • Hyperopia: Farsighted-ness • Near Objects appear blurry • Squinting • Presbypia: Farsighted-ness • Near Objects appear blurry • Squinting *Can be corrected with glasses or contact lenses

  5. Color Blindness • Color blindness describes problems in recognizing various colors and shades of color. • Red/green color deficiency is the most common form of colorblindness. Blue color blindness is the inability to distinguish both blue and yellow, which are seen as white or gray. • One male in twenty suffers from some form of colorblindness, but only one in several hundred females are color blind.

  6. Amblyopia “Lazy Eye” Symptoms: -squinting -headaches -poor vision -eye strain/pain Treatments include: -eye surgery -eye exercises -wearing an eye patch over the stronger eye • Misaligned or crossed eyes Normal Lazy eye

  7. Conjunctivitis “Pink Eye” • Conjunctiva membrane becomes inflamed • Caused by allergies, infection, irritation Treatment includes: eye drops and special ointment

  8. Things to remember… • Wear sunglasses to protect your eyes from dangerous UV rays • Eat lots of Vitamin A to keep your eyes healthy! Milk, eggs, and yellow and orange fruits and veggies contain lots of Vitamin A.

  9. Don’t wait until it’s too late! Get routine eye check-ups to: • Keep your eyes healthy • Maintain good eyesight

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