Certified Paraoptometric (CPO) Practice Exam 2025

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What does the root 'chrom' refer to in medical terminology?

  1. Eye

  2. Pupil

  3. Color

  4. Double

The correct answer is: Color

The root 'chrom' in medical terminology indeed refers to color. This root is derived from the Greek word "chroma," which means color, and is often used in various medical terms related to pigmentation and coloration, such as "chromatology" (the study of colors or pigments) or "hypochromic" (referring to a deficiency in color, often in terms of red blood cells). Understanding this root is important in recognizing how it applies to different contexts in healthcare and biology, where color can have significant implications, such as in the diagnosis of certain diseases or conditions.