Washington Master Esthetics Practice Exam

What color does erythr refer to?

1. Blue

2. Green

3. Red

4. Yellow

The correct answer is: Red

Erythr is a prefix derived from the Greek word "erythros," which means red. This term is commonly used in various medical and scientific contexts to denote a relationship with the color red. For instance, terms like "erythrocyte" refer to red blood cells, which are responsible for carrying oxygen in the bloodstream and derive their color from the presence of hemoglobin. In contrast, the other colors represented by the other options are linked to different prefixes: "cyan" denotes blue, "chlor" indicates green, and "xanth" corresponds to yellow. Understanding these prefixes is key to interpreting medical terminology accurately. Hence, the correct answer aligns with the meaning of the prefix erythr as relating to the color red.