The acetabulum (/ ˌæsɪˈtæbjələm /; [1] pl.: acetabula), also called the cotyloid cavity, is a concave surface of the pelvis. The head of the femur meets with the pelvis at the acetabulum, forming the hip …

Jul 30, 2025 · What is the acetabulum? The acetabulum is a large socket on the lateral face of the hip bone that articulates with the head of the femur to form the hip joint. Anatomically, the acetabulum is …

The acetabulum is the pelvic socket that connects with the femoral head to form the hip joint, vital for stability, movement, and weight-bearing.

The acetabulum is a deep, cup-shaped cavity located on the lateral aspect of the pelvis, formed at the junction of three pelvic bones: the ilium, ischium, and pubis. It serves as the socket for the head of …

Within the acetabulum, we can observe two distinct regions: 1) acetabular fossa, and 2) lunate surface. The acetabular fossa is a central, rough area without any articular surface.

Acetabulum fractures are pelvis fractures that involve the articular surface of the hip joint and may involve one or two columns, one or two walls, or the roof within the pelvis.

What is an acetabular fracture? An acetabular fracture is a break in your hip socket. Your hip is a “ball-and-socket” joint. Your acetabulum, which is part of your pelvis, forms the socket. Your femoral …

What is an acetabulum? The hip is one of the body's largest joints. It is a "ball-and-socket" joint. The socket is formed by the acetabulum, which is part of the pelvis. The ball is the femoral head, which is …

The acetabulum is defined as a hemispherical hollow on the outer surface of the innominate bone, formed by the fusion of the ilium, ischium, and pubis, which meet at a Y-shaped cartilage.

Explore the anatomy of the acetabulum, the cup-shaped cavity of the coxal bone, and its role in hip joint formation.