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Astigmatism refers to an irregular shape in this structure of the eye O pupil O cornea O retina O iris
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Astigmatism refers to an irregular shape in this structure of the eye

O pupil
O cornea
O retina
O iris

User FireFighter
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1 Answer

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Astigmatism occurs when either the front surface of the eye(corena) or the lens inside the eye has mismatched curves.
User Alag
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