General and Sub-ledgers As the main accounting record, the general ledger is created first. It is organized by account, with each numbered in a series, and each number is typically five to six digits long.
Paucity of vasculature. In adults, red bone marrow is primarily found in the flat bones, such as the pelvic girdle and the sternum. In children, it is found in the medullary cavity of the long bones, such as the femur.
Bone marrow. Bone marrow is the tissue comprising the center of large bones. It is the place where new blood cells are produced. Bone marrow contains two types of stem cells: hemopoietic (which can produce blood cells) and stromal (which can produce fat, cartilage and bone). There are two types of bone marrow: red marrow (also known as myeloid tissue) and yellow marrow.