CPB Certified Professional Biller Certification 2025 – 400 Free Practice Questions to Pass the Exam

The prefix "end-" or "endo-" signifies "in" or "within," indicating something that is internal or situated inside of a particular structure. In medical terminology, this prefix is often used to describe processes, structures, or conditions that occur inside of organs or systems.

For example, "endoscope" refers to a tool used to look inside the body, and "endometriosis" describes a condition where tissue similar to the uterine lining grows outside the uterus, highlighting the internal implications of these prefixes. Understanding this prefix is crucial for medical billing and coding professionals, as they need to accurately interpret and code terms that involve internal processes or conditions.

The other options represent different concepts entirely; "separation," "painful," and "blood condition" relate to different prefixes or roots and do not connect with the meaning of "end-" or "endo-."