Understanding Cancellous Bone Tissue: Structure, Function, and Importance

Cancellous (also spelled cancellate or cancellose) refers to a type of bone tissue that is characterized by a network of thin, branching fibers. It is found in the spongy, porous interior of bones, particularly in the diaphyses (shafts) of long bones and in the ends of bones where they articulate with other bones.

Cancellous bone tissue is composed of a matrix of collagen fibers that are interwoven with each other to form a three-dimensional network. This network provides support and flexibility to the bone, allowing it to withstand stress and strain while also facilitating movement. Cancellous bone is also rich in blood vessels and nerve endings, which help to nourish and innervate the bone tissue.

The word "cancellous" comes from the Latin word "cancellus," which means "lattice" or "net." This refers to the lattice-like structure of the cancellous bone tissue, which resembles a network of interconnected fibers.