The human urinary system
Chapter 1
The microscopic marvels of filtration
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Chapter 2
The plumbing and storage system
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Chapter 3
History and global medicine
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Chapter 4
Balance, hydration, and survival
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YOUR GOAL
Master of The human urinary system
Ch 1 · The microscopic marvels of filtration
Fun Fact
Kidney blood flow: Despite their small size, your kidneys process more blood per minute than your brain or even your heart.
Glossary
nephron (noun)
The basic structural and functional unit of the kidney, responsible for filtering blood and forming urine. In 1842, English anatomist William Bowman first illustrated the detailed structure of these microscopic units.
The basic structural and functional unit of the kidney, responsible for filtering blood and forming urine. In 1842, English anatomist William Bowman first illustrated the detailed structure of these microscopic units.
Quiz
What percentage of the water and nutrients filtered by the kidneys is reabsorbed back into the blood?
Quiz
Which structure receives the filtered fluid immediately after it passes through the glomerulus?
Quiz
Approximately how many liters of fluid do healthy human kidneys process every day?
Quiz
What is the name of the tiny ball of capillaries where blood filtration begins in the nephron?
