Synopsis
Michael Mosley conducts an experiment to demonstrate blood clotting, and explains the role of platelets in this process.
Similar broadcast resources

T Cells | Made of Stronger Stuff
Psychologist Kimberley Wilson and Dr Xand van Tulleken take a journey through the body's immune system and profile a remarkable white blood cell.

A circulatory path | Heart vs Mind: What makes us human
In the 17th century, Harvey discovered that blood flows in a circulatory path.