BMT CERTIFICATION COURSE Questions & Answers with rationales

What does Red Bone marrow do - ANSWER-Produces Hematopoietic Stem cells that create RBC, plt, and WBC found in long and flat bones Think: Red like red blood cells What does Yellow Bone Marrow do? - ANSWER-Both Yellow marrow and fat cells produce stromal stem cells that produce fat, cartilage and bone Think yellow like fat Where are hematopoietic cells produced> - ANSWER-in long bones during childhood and axial skeleton in adulthood What do Myeloid Progenitor cells mature into? - ANSWER-Megakaryocytes (produce plts) erythrocytes --> RBC Mast Cells --> macrophages, myeloid dendritic cell Myeloblasts --.> WBC compoents What do Lymphoid Progenitor cells mature into? - ANSWER-Small lymphocytes which differentiate into B-cells, T-cells and NK cells What organs are involved in the immune system? - ANSWER-Bone Marrow Thymus (forms T-cells) Lymph Nodes Spleen (filter WBC, plts and other substances) Innate Immunity - ANSWER-