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A cataract is the clouding of the lens. Crystallins are water-soluble structural proteins found in the lens of the eye; these are what are responsible for the transparency in the lens. These proteins are arranged in a precise way that keep the lens clear and let light pass through it. As we age, the proteins begin to clump together causing that part of the lens to cloud. Essentially it is the lens that is affected.
What else can I help you with?
What are the disadvantages of sunglasses?
It damages eye and causes night blindness
What are causes of blindness?
There can be genetic contributions to blindness. Other causes can be eye trauma. Over or under exposure of the rods and cones in the eye, such as looking at the sun or being in a pitch black room for prolonged period of time. Certain drugs can cause blindness if taken in excess. Certain diseases such as glaucoma.
What are some of the causes of eye ailments?
sore eyes, irritated eyes sore eyes, irritated eyes
A failure of the red-sensitive nerves in the eye to respond to light properly causes?
color blindness
A failure of the red-sensitive nerves in the eye to respond to respond to light properly causes?
Color blindness is the failure of the red sensitive nerves in the eye that don't respond to light properly.
What is the kind of blindness that Vitamin A deficiency causes?
The first sign of Vitamin A deficiency is night blindness. Severe Vitamin A deficiency can cause Xerophthalmia (dry eye in which the eyes cannot produce tears) and complete blindness.
What causes blindness in cattle?
Blindness is fairly uncommon in cattle, but it can occur for several reasons. Blind cattle may be seen circling, knocking into objects and have no menace response ( they won’t blink when a hand is waved in front of their eye).
Define the following?
One of the leading causes of blindness in the US, glaucoma results from a group of eye conditions which causes optic nerve damage due to abnormally high pressure inside the eye.
What is an eye blindness?
Eye blindness is the state of being sightless in one or both eyes.
Malnutrition causes what eye problems?
Visual disturbances include night blindness and increased sensitivity to light and glare.
Is blindness a part of pink eye?
It's not normal to be blind unless your eye is swollen shut. But it's common to have blurred vision.
What is Abby McCall's eye disease in the book Million Dollar throw?
retinitis pigmentosa, a condition that causes complete blindness.
