Multiple choice The cells responsible for removing cell debris, wastes, and pathogens are microglia astrocytes oligodendrocytes schwann cells Reveal answer Fill a bubble to check yourself A Correct answer Explanation Microglia are regarded as the immune cells of the brain. After an injury, these cells undergo rapid change, altering their appearance, migrating to the site of the damage to help clear away and clean up dead, dying cells and cell debris.