Connectivism and Connective Knowledge is an open online course that over 12 weeks explores the concepts of connectivism and connective knowledge and explore their application as a framework for theories of teaching and learning. Participation is open to everyone and there are no fees or subscriptions required.
In the Injury Theory, it's damage to the arterial endothelium, followed by platelet activation, then smooth muscle cell migration to injury, then macrophages, with resulting "foam cells." Engorged foam cells burst, starting the injury cycle all over again