CPB (Certified Professional Biller) Certification Practice Exam

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Which root refers to "fiber"?

  1. nervous sensation

  2. cause

  3. fiber

  4. outside

The correct answer is: fiber

"Fiber" in this instance refers to a type of dietary material found in fruits, vegetables, and whole grains. Options A, B, and D do not specifically relate to this definition of fiber and would not be considered correct responses for this question.