Scrum Framework - All the events feed the Product Backlog

In the Scrum framework figure, it looks as if only the Sprint Review provides feed to the Product Backlog, in fact for all the events where the empirical Scrum three pillars  Transparency, Inspection and Adaptation applied, eventually leads to possibilities for the Product Backlog refinement/addition as well.  So the Scrum Framework figure also to be imagined accordingly.