Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Normal physiology of the kidney. (a) Vertical section of right kidney showing cortex and medulla. Inset (b) diagrammatic representation of a nephron within the cortex and medulla. (c) Diagrammatic representation of renal circulation showing dual capillary beds allowing filtration and reabsorption.
