Labels:box | bulletin board | cell | megalocyte | rock | shelf | sky | teddy bear | tribute album OCR: PLATELETS Inactivated platelets P They LATELETS are are fragments unlike of red special and white blood cells blood and cells. are formed ir the marrow inside bones. Platelets play vital role in repairing torn blood vessels, and clotting blood prevent it flow ring out of the body after an injury When blood vessel is torn. platelets become activated and change shape. They stick the damaged edge and form plug point finjury, platelets release substance that causes fibres to grow Red blood cells becom enmeshed the fibres and Inactiyated plate blooc clot
