What term describes age-related decline in near vision, making close tasks harder?

Study for the Common Eye Disorders Test. Enhance your understanding with flashcards and multiple choice questions, complete with detailed explanations and insights. Prepare thoroughly for your exam!

Multiple Choice

What term describes age-related decline in near vision, making close tasks harder?

Explanation:
This describes presbyopia, the age-related decline in the eye’s ability to focus on close objects. As people age, the lens becomes less flexible and the ciliary muscle’s ability to increase its refractive power diminishes, making near tasks like reading or sewing harder. This change typically starts in the 40s and continues gradually, which is why reading glasses or multifocal lenses are common fixes. To contrast with the other conditions: myopia is nearsightedness where distant objects are blurry and near vision is usually clear; hyperopia (farsightedness) makes near tasks difficult but is a refractive error present from birth or early life, not specifically due to aging; astigmatism causes blurred vision at all distances due to irregular corneal curvature. Presbyopia is the age-related loss of near focus, regardless of the person’s distance vision.

This describes presbyopia, the age-related decline in the eye’s ability to focus on close objects. As people age, the lens becomes less flexible and the ciliary muscle’s ability to increase its refractive power diminishes, making near tasks like reading or sewing harder. This change typically starts in the 40s and continues gradually, which is why reading glasses or multifocal lenses are common fixes.

To contrast with the other conditions: myopia is nearsightedness where distant objects are blurry and near vision is usually clear; hyperopia (farsightedness) makes near tasks difficult but is a refractive error present from birth or early life, not specifically due to aging; astigmatism causes blurred vision at all distances due to irregular corneal curvature. Presbyopia is the age-related loss of near focus, regardless of the person’s distance vision.

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