<P> White blood cells ( WBCs ) , also called leukocytes or leucocytes , are the cells of the immune system that are involved in protecting the body against both infectious disease and foreign invaders . All white blood cells are produced and derived from multipotent cells in the bone marrow known as hematopoietic stem cells . Leukocytes are found throughout the body , including the blood and lymphatic system . </P>
<P> White blood cells ( WBCs ) , also called leukocytes or leucocytes , are the cells of the immune system that are involved in protecting the body against both infectious disease and foreign invaders . All white blood cells are produced and derived from multipotent cells in the bone marrow known as hematopoietic stem cells . Leukocytes are found throughout the body , including the blood and lymphatic system . </P>
where are white blood cells located in your body
where are white blood cells located in your body
throughout
throughout