Word formation for kidney and meaning in medical terms

Word Formation:

1. Kidney - noun form
2. Renal - adjective form
3. Nephron - noun form (a functional unit of the kidney)
4. Nephritis - noun form (inflammation of the kidney)
5. Nephrology - noun form (the study of kidneys and their diseases)

Meaning in Medical Terms:
The kidney is an organ of the urinary system responsible for filtering the blood to remove waste products, regulate fluid balance, and maintain electrolyte levels. It plays a vital role in maintaining homeostasis within the body. Kidneys also help in producing urine, eliminating harmful substances, and reabsorbing essential substances to ensure the body's overall health and proper functioning.