A dense, hard type of bone constructed from osteons (at the microscopic level). Compact bone forms the diaphysis of the the long bones, and the outer shell of the epiphyses and all other bones.

Compact bone forms a shell around cancellous bone and is the primary component of the long bones of the arm and leg and other bones, where its greater strength and rigidity are needed. Mature compact …

Flat bones, like those of the cranium, consist of a layer of diploë (spongy bone), covered on either side by a layer of compact bone (Figure 6.3.3). The two layers of compact bone and the interior spongy …

May 26, 2025 · Below is a detailed explanation of each labeled part. The compact bone is the hard, dense outer layer of bone, providing structural strength and protection. It contains osteons, which are …

Compact bone is, as the name suggests, compact. This hard, dense tissue makes up the outer part of bones and provides structural support. It accounts for 80% of our total bone mass. The basic …

The images labeled hyaline cartilage, spongy bone tissue, compact bone tissue, dense regular connective tissue, anatomy of a long bone, and fibrocartilage, are each linked to more detailed screens.

Jul 31, 2025 · Compact bone is organized into repeating structural units called osteons, also known as Haversian systems. Each osteon is a cylindrical structure. At the center of each osteon is a central …

Diagram of Compact Bone. (a) This cross-sectional view of compact bone shows the basic structural unit, the osteon. (b) In this micrograph of the osteon, you can clearly see the concentric lamellae and …

Nov 6, 2025 · Learn about the ultrastructure of bone and its anatomy, as well as its unique histology which enables it to carry out its numerous functions.

Flat bones, like those of the cranium, consist of a layer of diploë (spongy bone), lined on either side by a layer of compact bone (Figure 3). The two layers of compact bone and the interior spongy bone work …