noun🔗ShareA white blood cell that phagocytizes necrotic cell debris and foreign material, including viruses, bacteria, and tattoo ink. It presents foreign antigens on MHC II to lymphocytes. Part of the innate immune system."After a cut on your skin heals, macrophages clean up the damaged cells and any remaining bacteria to prevent infection. "medicinephysiologybiologyanatomydiseaseorganismbiochemistryChat with AIVocabulary GamePractice Reading
