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Ophthalmic Assistant

Category - Keratometry, Tonometry, and Refractometry

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What part of the cornea does the keratometer measure?

Optic cap
Corneal endothelium
Descemet’s membrane
Corneal stroma

Explanation

Answer: A - Optic cap

A keratometer measures the optic cap, otherwise known as the central zone. The optic cap is the central portion of the cornea with a consistent radius of curvature.

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