The shaft of a long bone is called the diaphysis. The narrow shaft transitions into regions called metaphyses, which terminate in broad, substantial areas of bone called epiphyses. These epiphyses form joints with other bones.Know More
The shaft is made up of compact bone that is covered with a strong membrane called the periosteum. Down the center of the shaft is a hollow that contains bone marrow.
Long bones facilitate skeletal mobility and include the femur, fibula, tibia, ulna, radius and humerus. The phalanges and clavicles are also classified as long bones, even though they are smaller in comparison to the limbs.Learn more about Bones
According to Reference.com, the cavity within a bone is called the medullary cavity. This is the place where bone marrow is found and red blood cells and white blood cells are formed.Full Answer >
The outer layer of the bone is called the periosteum. This membrane layer of the bone is dense and made up of fibrous tissue. It also consists of nerves and blood vessels that provide blood flow to the bone.Full Answer >
According to Encyclopædia Britannica, a mature bone cell is called an osteocyte. These cells, which are found in fully formed bone, develop from the bone-forming cells known as osteoblasts.Full Answer >
Cortical bone is a dense and rigid layer of calcium-rich osseous tissue that makes up the outer layer of a bone, explains InnerBody. This compact bone layer is cylindrical in shape with a honeycombed structure, providing thousands of tiny canal-like passageways for nerves and blood vessels.Full Answer >