In central nervous system, the cell that scavenges the debris created after breakdown of an axon and its myelin:
Macrophages are responsible for the phagocytosis of various cell debris in the body. Macrophages in various organs are given special names. eg: Kupffer cells - liver Microglia - brain Osteoclasts - bone Dust cells - lungs.
Microglia
Macrophages
Astrocytes
Neutrophils
Introduction to Central Nervous System