Section 4
Human Osmoregulatory and Excretory Systems
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By Boundless
Boundless Biology
Biology
by Boundless
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Kidney Structure
The kidneys regulate the body's osmotic pressure in mammals.
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Nephron: The Functional Unit of the Kidney
The functional unit of the kidney, the nephron, removes waste from the body.
Kidney Function and Physiology
Urine is a byproduct of the osmoregulatory function of kidneys, which filter blood, reabsorb water and nutrients, and secrete wastes.