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Blood Clots

BLOOD CLOTS

Platelets are cells with no nucleus. But when platelets come in contact with the damaged vessel their shape changes into a “spiky” shape – they stick to each other and the collagen in the wall: a platelet plug is formed. They then release more substances that activate even more platelets to their aid.

The contact with the blood (platelets) with the collagen in the wall triggers chemical changes in the blood: