Acetabulum meaning

Acetabulum is the socket in the pelvis where the head of the femur articulates.


Acetabulum definitions

Word backwards mulubateca
Part of speech Noun
Syllabic division a-ce-tab-u-lum
Plural The plural of the word acetabulum is acetabula.
Total letters 10
Vogais (3) a,e,u
Consonants (5) c,t,b,l,m

What is Acetabulum?

Acetabulum is a term used to describe the socket of the hip joint, which is where the head of the femur (thigh bone) fits into the pelvis. This cup-shaped socket plays a crucial role in the stability and function of the hip joint. The acetabulum is made up of three different bones: the ilium, the ischium, and the pubis, which fuse together during development to form this structure.

Anatomy of the Acetabulum

The acetabulum is lined with articular cartilage, which provides a smooth surface for the movement of the femoral head within the socket. Surrounding the acetabulum is a fibrocartilaginous rim called the labrum, which helps deepen the socket and provide additional stability to the hip joint. Ligaments and muscles also attach to the acetabulum, aiding in the overall function and movement of the hip joint.

Function of the Acetabulum

The acetabulum plays a crucial role in weight-bearing and movement of the lower extremities. It helps to support the weight of the body and provides stability to the hip joint during various activities such as walking, running, or jumping. The depth and orientation of the acetabulum contribute to the range of motion of the hip joint and help prevent dislocation of the femoral head.

Acetabular Fractures

Acetabular fractures, which can result from high-energy trauma such as car accidents or falls from heights, can disrupt the normal anatomy of the acetabulum. These fractures can lead to pain, instability, and limited mobility of the hip joint. Treatment for acetabular fractures may involve surgical intervention to restore the normal alignment of the bones and prevent long-term complications.

Overall, the acetabulum is a vital component of the hip joint, playing a significant role in movement, stability, and weight-bearing. Understanding the anatomy and function of the acetabulum is essential for healthcare professionals involved in the care of patients with hip injuries or conditions.


Acetabulum Examples

  1. During hip replacement surgery, the acetabulum is reshaped to fit the new artificial joint.
  2. The acetabulum serves as the socket of the hip joint, connecting the femur to the pelvis.
  3. In anatomy, the acetabulum is known as the cup-shaped socket of the hip bone.
  4. A fracture in the acetabulum can cause severe pain and limit mobility.
  5. The acetabulum plays a crucial role in allowing smooth movement of the hip joint.
  6. An injury to the acetabulum may require surgical intervention for proper healing.
  7. Physical therapy is often recommended after a fracture of the acetabulum to regain strength and mobility.
  8. The acetabulum is lined with cartilage to provide cushioning and support during movement.
  9. A thorough understanding of the acetabulum is essential for orthopedic surgeons performing hip surgeries.
  10. The acetabulum can be affected by conditions such as arthritis, leading to joint pain and stiffness.


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  • Updated 28/03/2024 - 23:24:33