Phagocytosis in brain is caused by -
Astrocytes
Microglia
Oligodendrocytes
Ependymal cells
Ans. is 'b' i.e., Microglia Microglial cells are the major phagocytic cells in C.N.S. At the time of injury microglial cells modify to form macrophages called Gitter cells.Oligodendrocytes - They secrete myelin sheath in CNSSchwann cells - The secrete myelin sheath in peripheral nervous system.
Miscellaneous (Central Nervous System)