Anatomy of the Femur The femur is a type of long bone. Longer than it is wide, this type of bone has spongy bone tissue at both ends and a cavity filled with bone marrow in the shaft.

Compact bone: This hard and dense tissue makes up the outer layer of most bones and the main shaft of long bones, such as those in the arms and legs. Nerves and blood vessels live inside this tissue.

A recent discovery could transform our understanding of bone health maintenance and pave the way for potential treatments for ...

Inside the bone is the endostenum membrane, bone marrow and the dense “compact,” or “cortical,” bone. You may like The human heart: Facts about the body's hardest-working muscle ...

Periosteum function and anatomy. Inner layer. The inner layer of the periosteum is also referred to as the cambrium. ... They can pass into the dense and compact layer of bone tissue below, ...