
The body's secret plumbing
The immune training camp
From ancient humors to modern microscopes
Guardians of balance and health
YOUR GOAL
Master of The human lymphatic system
artiteacher The Lymphatic System
No heart to pump it, but our moving muscles keep the river flowing home!

artiteacher In the 1650s, two rival scientists independently mapped the entire lymphatic system.

artiteacher In 1622, an Italian anatomist discovered lymphatic vessels by accident.

artiteacher Connect the hidden vessels to discover how your lymphatic system drains and filters waste.
Milky vessels: The lymphatic vessels in the intestines look milky white instead of clear because they absorb digested fats from your meals.
A colorless fluid containing white blood cells, which bathes tissues and drains into the bloodstream. Danish physician Thomas Bartholin coined the term in 1653, helping shift medicine away from traditional humoral theories.
What animal was Gasparo Aselli dissecting in 1622 when he accidentally discovered the milky lacteal vessels?
Why did the intestinal lymphatic vessels discovered by Gasparo Aselli appear milky white?
In what year did researchers shock the medical world by discovering lymphatic vessels in the human brain?
Which two Scandinavian countries were home to the rival scientists who mapped the lymphatic system in the 1650s?
Which scientist first coined the term 'lymphaticus' in the 17th century to describe this system?
What ancient medical theory about bodily fluids delayed the understanding of the lymphatic system for centuries?
Which ancient Greek physician first described vessels carrying a clear 'white blood' around 400 BCE?
What is the name of the waste-clearance system in the brain discovered in recent years?
