Once Upon a Time... Life
The Tiny Platelets
TV-Y7
S1 E6 Oct 17, 1987 24m7.4
Every single day, our bone marrow produces up to 400 billion platelets. Why do we need them though? To find out, we will accompany a group of platelets on their way through the circulation. They take care that the blood stays liquid. There's big danger when a threatening congestion in a blood vessel is discovered.
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