to cover and protect the surface of the eye. It also lubricates the eye as it moves in the socket. 2- Cornea- the corneas structure is a transparent front window through which light enters the eyeball. It is made up of 3 main structures which are the epithelium‚ stroma and endothelium. Its function is that it performs much of the initial focusing of the image by bending or refracting the light onto the lens. 3- Sclera- its structure is the white of the eye and it is the tough outer layer and it
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EYE DEFECTSAND DISEASES STRABISMUS: A visual problem in which the eyes are not aligned properly and point in different directions. One eye may look straight ahead‚ while the other eye turns inward‚ outward‚ upward‚ or downward. The eye turn may be consistent‚ or it may come and go. Which eye is straight (and which is misaligned) may switch or alternate. CAUSES:With normal vision‚ both eyes aim at the same spot. The brain then combines the two pictures into a single‚ three-dimensional image
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Eye Donation Introduction We are one of the fastest growing economies in the world today; ironically‚ we also shoulder one of the largest populations of the visually impaired. There are almost 52 million visually impaired people and 270‚000 blind children in India. That’s almost one-fourth the world’s blind population living in India. For the more academically oriented‚ as some economist pointed out‚ this could mean a cumulative loss of over $ 11.1 billion to our GNP! It is this kind of a grave
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Human Eye The eye is a wonderful and the most complex organ of the human body. It is strange to learn that such a small organ has so many parts. The human eye provides us with the ability to visualize the world around us. Light enters the eye through the cornea and excites special neurons on the retina. The brain receives this information and interprets it so that we are aware of what we are seeing. The parts of the eye contribute to its proper function. A. Parts of the Human Eye A1
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CATCHERS OF MAJOR LEAGUE BASEBALL The catcher‚ the most physically demanding position on the baseball diamond‚ and the most knowledgeable player on the field have gone through changes. Through the long history of the American past-time of baseball‚ the catcher has seen their equipment up-date to meet the challenging force of a pitcher and the battle against a hardball gaining velocity off the wooden bat while only a couple feet off the plate. The catcher has developed as a weak-offensive threat
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The human eye is the organ which gives us the sense of light allowing us to learn more about the surrounding world than any of the other five senses. We use our eyes in almost everything we do whether reading‚working watching television ‚writing a letter driving a car and countless other activities The eye allows us to see and interpret the shapes‚ colors‚ and dimensions of objects in the world by processing the light they reflect of give off. Aqueous humor clear watery fluid found in the anterior
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Cow’s eye dissection AIM ~ To locate and distinguish specific parts to an eye of a cow‚ in particular‚ its lens. OBSERVATIONS ~ Before actually beginning the dissection of the cow’s eye‚ we were about to sketch a fairly relative picture of our observing’s of the exterior body of the eye. The eye‚ having almost completely being sheltered in fat and muscle‚ was quite firm and only the cornea and optic nerve was identified. By further cutting down the fat‚ we were able to spot a rather tough pinkie
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clouding of the lens in the eye that affects vision. Most cataracts are related to aging. Cataracts are very common in older people. By age 80‚ more than half of all Americans either have a cataract or have had cataract surgery. A cataract can occur in either or both eyes. It cannot spread from one eye to the other. Although most cataracts are related to aging‚ there are other types of cataract: 1. Secondary cataract- Cataracts can form after surgery for other eye problems‚ such as glaucoma
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Widen Your Eyes To the Truth: Asian Blepharoplasty Is Acceptable! The eyes are undoubtedly the most noticeable feature on a person’s face. Generally when two people meet or come into contact with each other‚ it is considered polite to make eye contact as a means of acknowledgement. The eyes can also be an indicator of the attractiveness of an individual‚ since the standard of having “beautiful eyes” is defined as having large and round eyes‚ which just so happens to be a feature that most Caucasian
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An eye assessment should be carried out as part of the client initial physical examination. Unlike most organs of the body‚ the eye is available for external examination‚ and its anatomy is more easily assessed than many other body parts. The nurse‚ through careful questioning‚ elicits the necessary information that can assist in diagnosis of an ophthalmic condition. Following the health history‚ the patient’s visual acuity is assessed. This is an essential part of the eye examination and is measure
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