Question 1
Colony-stimulating factors are cytokines made by
◦ fibroblasts from bone marrow.
◦ endothelial cells and fibroblasts from bone marrow.
◦ endothelial cells, fibroblasts from bone marrow, and white blood cells.
◦ white blood cells only.
◦ endothelial cells.
Question 2
Which statement(s) about colony-stimulating factors (CSFs) is/are FALSE?
◦ CSFs are required to induce both cell division and cell maturation.
◦ CSFs are made by epithelial cells.
◦ CSFs regulate leukopoiesis.
◦ CSFs regulate leukopoiesis and CSFs are made by epithelial cells.