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how many types of defects in vision you know in human beings? enlist them all with its cause and method of its rectification? |
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Answer» There are 3 types of defects in vision:_MyopiaHypermetropiaCataractExplanation:Myopia- Myopia is that defect of EYE due to which a PERSON can't see the distance object clearly (thought he can see the NEARBY object clearly).Hypermetropia- Hypermetropia is that defect of eye due to which a person can't see nearby object clearly(thought he can see the distance object clearly)CATARACT- The medical condition in which the lens of eye of a person becomes progressively cloudy resulting in blurred vision is CALLED Cataract. |
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