renal system: Quick Facts

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Diagram of the female renal system showing kidneys, adrenal glands, and urinary tract organs in their anatomical positions, with labels for major structures including blood vessels, bladder, and uterus.

Medical illustration of the male renal system in situ, showing kidneys, adrenal glands, renal arteries and veins, ureters, bladder, prostate gland, and urethra within the torso, with labeled anatomical structures.

Illustration of a kidney in cross section showing blood vessels entering and exiting, urine formation, and a detailed callout of a nephron where blood is filtered and urine is produced.

Medical illustration showing a cross section of the right kidney, with labeled parts including the cortex, medulla, renal artery and vein, calyces, renal pelvis, ureter, and associated blood vessels.

Diagram showing the location of the adrenal glands above the kidneys in the human body, with a detailed cross-section labeling the capsule, adrenal cortex with its three zones (zona glomerulosa, zona fasciculata, zona reticularis), and the adrenal medulla.

Diagram of the human excretory system showing the kidneys, ureters, bladder, and urethra, with their anatomical positions highlighted inside a human silhouette.

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Topics

countercurrent exchange multiplication renal vein ionic regulation reabsorption Excretion urine urethra kidney renal artery urinary bladder human nervous system human eye human digestive system human respiratory system human cardiovascular system human endocrine system human sensory reception human reproductive system human skin human skeleton

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Key People

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William Prout

British chemist

Carl F.W. Ludwig, detail of an engraving

Carl F.W. Ludwig

German physiologist

Superficial arteries and veins of face and scalp, cardiovascular system, human anatomy, (Netter replacement project - SSC)

The Human Body

Male muscle, man flexing arm, bicep curl.

Facts You Should Know: The Human Body Quiz

Male muscle, man flexing arm, bicep curl.

Facts You Should Know: The Human Body Quiz

Muscles of facial expression, human anatomy, (Netter replacement project - SSC). Human face, human head.

Characteristics of the Human Body