Ophthalmology Essay Examples

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The Impact of Univariance and Adaptive Independence in the Study of Vision (1031 words, 3 pages)
What are the principles of univariance and adaptive independence? What implications do they have for the study of vision?As humans, we have a visible light spectrum of roughly 400 to 700nm. This spectrum is observed by us through an amalgam of three classes of photoreceptor, each having a peak sensitivity ... Read More
An Examination of the Effects of Watching Television Close-Up on the Vision of Children (448 words, 3 pages)
The adage, If you sit too close to the television, you will go blind, has been used by parents and other adults to counsel children on television watching practices. However, the statement is not entirely true since it lacks evidence to support it with regards to the alleged consequences of ... Read More
Are Eye Glasses a Scam? Why Are They so Expensive? (518 words, 2 pages)
You might assume that prescription glasses are so expensive because they are so complicated to make. Right? If you assumed that, then you would be entirely wrong. They are actually quite simple to make and are moderately inexpensive to produce. According to 60 minutes a pair of glasses that cost ... Read More
A Research of the Disorder of Color Blindness (497 words, 3 pages)
Research Paper on Color Blindness The topic for the research paper Bethel and I chose to do was color blindness which also can be called color deficiency. The condition of the disease called color blindness is where you are unable to distinguish certain colors. Color blindness is a disease that ... Read More
The Pros and Cons of Lasik, a Type of Laser Eye Surgery (652 words, 2 pages)
LASIK Laser Eye Surgery Lebron James did it. Tiger Woods did it. Kim Kardashian did it. So did the millions of Americans who went through the revolutionary eye surgery known as Lasik. Lasik eye surgery is a procedure that was developed to correct the vision problems of nearsightedness (myopia), farsightedness ... Read More
An Discussion on The Important Functions of the Visual System (919 words, 3 pages)
If a hypothetical situation arose, in which, I had to pick a sensorysystem to lose and which sensory system I would never want to lose, I knowwhat I would choose. The sensory system I would never want to lose would bethe visual system. And the sensory system I would choose ... Read More
An Introduction and Overview of Macular Degeneration (2568 words, 5 pages)
Introduction OverviewIn 1905 Dr. Best first described a condition affecting the macular region of the retina (located in the eye). The retina and its component photoreceptor cells are essential to vision as they convert light into electrical impulses and then transfer these impulses to the brain via the optic nerve. ... Read More
The Benefits and Increase of the Use of Contact Lenses in the Last 20 Years (2688 words, 5 pages)
IntroductionThe last 20 years has seen a tremendous increase in the use of contact lenses. Despite the recent trend towards fashionable eyewear and the advances in refractive surgeries, there are still approximately 1 million Australians who are currently wearing contact lenses. This is partly because of the variety of lens ... Read More
An Introduction to the Cataracts in Elderly (2235 words, 8 pages)
Introduction What is a cataract? A cataract is a cloudy or opaque area in the normally transparent lens of the eye. Its effect on vision depends on the extent of the cloudiness. Small spots in the lens may cause little or no vision loss. As the opacity thickens, it prevents ... Read More
An Introduction to the LASIK Laser Eye Surgery (2829 words, 4 pages)
Seeing well without contact lenses and glasses is the dream of millions of Americans and modern medical science has enabled that dream to come true (Caster, 8). Since first grade, Dede Head, a 30-year-old fitness trainer in North Carolina, has worn glasses to correct sever nearsightedness and astigmatism. Over the ... Read More
A Viewpoint on the Various Activities that are Hazardous to Our Eyes (1544 words, 5 pages)
Do you want to see me take my eye out? I can and you can too! That is if you dont use proper eyewear when doing various activities that may be hazardous to your eyes. I would like to take the time today to explain to all of you why ... Read More
The Symptoms and Treatment of Macular Degeneration (958 words, 2 pages)
Macular DegenerationConditionMacular Degeneration is a problem in the part of the eye that controls your sharpest central vision. It is a group of diseases that result in a loss of detailed vision. The brain will not just leave the spot empty, so it learns to fill it in with spotty ... Read More
An Analysis of Color Blindless (711 words, 4 pages)
Color BlindlessColor blindness is the inability to distinguish particular colors. Itis generally an inherited trait, but can result from a chemical imbalance or eyeinjury.There are three primary colors. They are red, blue, and yellow. Allother colors are the results of different combinations of primary colors.Special visual cells, called cones, are ... Read More
The Issue of Blindness in the United States (571 words, 5 pages)
The term blindness implies total orpartial loss of vision involving both eyes. The exactlevel of vision defined as blindness, however,varies in different countries because of differinglegal or social requirements. In the United States,blindness is defined as unimprovable vision of20200 (660) or worse. This means that anindividual is generally considered blind ... Read More
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