What does "nephr/o" refer to in medical terms?

The term "nephr/o" is derived from the Greek word "nephros," which means kidney. In medical terminology, this combining form is used in various words related to the kidney, such as "nephrology" (the study of kidney function and diseases) and "nephrectomy" (surgical removal of a kidney). Understanding this root is essential for interpreting and constructing medical terms that pertain specifically to kidney health, anatomy, and diseases. Familiarity with "nephr/o" will also aid in recognizing conditions that involve the kidneys, as it is a fundamental component in the language of healthcare professionals.