Written by the Fiveable Content Team • Last updated September 2025
Written by the Fiveable Content Team • Last updated September 2025
Definition
The epiphysis is the end part of a long bone, initially growing separately from the shaft. It is made up primarily of spongy bone covered by a thin layer of compact bone.
The shaft or central part of a long bone, mainly composed of compact bone that provides structural strength.
Articular cartilage: A smooth, white tissue that covers the ends of bones where they come together to form joints, providing frictionless movement and cushioning.