Sobald die lach einwärts gerollt hat, dasz der Haken in einen Hing umgewandelt ist, i- Empfindlichkeit verloren; so lange er aber offen bleibt, wii Empfindlichkeit noch bewahrt. ###>As soon as the curling-in of the tip has closed the hook and converted it into a ring, its sensibility, both within and without, is lost; but as long as the hook remains open its sensibility is retained.