The hip joint is a ball-in-socket joint where the ball or head of the femur (thigh bone) joins the pelvis at the socket called the acetabulum.

The hip joint is a ball-in-socket joint where the ball or head of the femur (thigh bone) joins the pelvis at the socket called the acetabulum.


Review Date: 05/31/2006
Reviewed By: Kevin B. Freedman, MD, MSCE, Sports Medicine, Orthopaedic
Specialists, Bryn Mawr, PA. Review provided by VeriMed Healthcare
Network.