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Certified Ophthalmic Medical Technologist (COMT)

Category - COMT

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Which term best describes the concentration of a chemical in an ophthalmic solution?

pH
Sterility
Stability
Tonicity

Explanation

Answer: D - Tonicity describes the concentration of a chemical in an ophthalmic solution.

Normal saline has tonicity similar to that of tears and is well tolerated in the eye. Solutions with a high chemical concentration are hypertonic and can irritate the eye.

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