International Journal of Ophthalmic PathologyISSN: 2324-8599

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Short Communication, Int J Ophthalmic Pathol Vol: 10 Issue: 1

Structure, Function, and Common Conditions of Eye

Gogula Vaishnavi*

Department of Microbiology, Osmania University, Hyderabad, India

*Corresponding Author: Gogula Vaishnavi
Department of Microbiology, Osmania University, Hyderabad, India

Received: January 05, 2021 Accepted: January 19, 2021 Published: January 27, 2020

Citation:Vaishnavi G, 2021 Structure, Function, and Common Conditions of Eye. Int J Ophthalmic Pathol, 10:1. (259)

Keywords: Eye


The eyes are complex organs. There are many parts that must work together to produce clear vision. Read on to get a basic overview of eye anatomy and learn about common eye conditions. The major elements of the eye are listed below issues or malfunctions in any part cause several common eye conditions.

Cornea: The membrane may be a layer of clear tissue at the front of the attention that helps focus lightweight.

Tear ducts: The openings to the tear ducts square measure set within the higher and lower eyelids at the inner corner of every eye. Tears square measure secreted by the exocrine gland from the outer, higher palpebral to the surface of the attention. Tears keep the membrane lubricated and away from dust. The tear ducts drain the tears away.

Iris and pupil: The colored a part of the attention is that the iris. It’s a group of muscles that management the pupil, that is that the gap within the middle of the attention. The iris controls the number of sunshine returning in through the pupil.

Lens and retina: The lens is behind the pupil. It focuses lightweight onto the tissue layer, the photosensitive cells on the rear of the eyeball. The tissue layer converts pictures into electrical signals that square measure sent to the optic tract.

Optic nerve: The optic tract may be a thick bundle of nerve fibers hooked up to the rear of the attention. It transmits visual data from the tissue layer to the brain.

Refractive errors

When lightweight isn’t targeted properly, it causes muzzy vision. Glasses, contacts, or surgery will sometimes correct refractive errors that include:

Myopia (near-sightedness): That is once faraway objects look muzzy

Hyperopia (farsightedness):That is once close-up objects look muzzy

Astigmatism: Which might end in muzzy vision as a result of the membrane isn't utterly formed to direct lightweight into the attention

Presbyopia: that is long-sightedness that’s caused by the loss of physical property of the eye’s lens thanks to aging.

and infants, analysis will shed some light-weight on abnormalities that always arise and interfere with ideal sensory growth and alter.


A cataract may be a clouding up of the lens, inflicting muzzy or color-tinted vision. Individuals with cataracts typically report “haloes” encompassing objects they’re staring at, significantly at nighttime. This condition is most typical in older adults. Cataracts may be removed by surgery that replaces the broken lens with a synthetic lens.

Age-related macular degeneration (AMD)

Size Age-related devolution (AMD) is gradual harm to the cells of the macula. This condition is most typical in individuals over sixty years aged. AMD causes muzzy vision, particularly within the center of the sector of read. in line with the Centers for malady management and Prevention Trusted supply, AMD is that the most current reason behind visual defect and vision loss in individuals over age sixty five.


Amblyopia is often named as a “lazy eye.” It happens once vision has not properly developed within the eyes, and therefore the brain begins to favor the attention with higher vision. This happens if one in every of the eyes is blocked from manufacturing clear pictures throughout the vital years from ages birth to six. One eye is also reserved by issues like a lid droop, tumor, or misaligned eyes (strabismus) that don't seem to be corrected once a toddler is young. it's crucial to possess an eye fixed doctor judge a young kid World Health Organizations eyes don't align or who has vision issues to make sure that the condition is correctly diagnosed and treated.


Knowing how each part works can assist you acknowledge vision issues and symptoms of common eye conditions thus you'll be able to get early treatment and maintain your eye health.

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