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What is acetabulum What is its function?
The acetabulum is a cup like socket formed by the connection of the three bones that make up our hip. This socket meets with the femoral head of the femur bone to form the hip joint. Together, these two parts of anatomy allow us to walk, run and move freely.
What and where exactly is an acetabulum?
The acetabulum is a deep, circular socket formed on the outer edge of the pelvis by the union of three bones: ilium, ischium and pubis. The lower part of the ilium is attached by the pubis while the ischium is considerably behind the pubis.
What is the acetabulum quizlet?
acetabulum. definition- the cup-shaped hollow in the hipbone into which the head of the femur fits to form a ball-and-socket joint. my own- hip socket.
Where is the acetabulum on the human body?
The acetabulum is the cup-shaped socket on the lateral aspect of the pelvis, which articulates with the head of the femur to form the hip joint. The margin of the acetabulum is deficient inferiorly. An additional fibrocartilaginous margin of the acetabulum is referred to as the acetabular labrum.
What is the acetabulum made of?
As indicated above, the acetabulum is formed from parts of the ilium, ischium, and pubis. The acetabulum is the cup-shaped socket on the lateral aspect of the pelvis, which articulates with the head of the femur to form the hip joint.
Where is the acetabulum located quizlet?
The acetabulum is located on the lateral surface of the hip bone. It is a cup-shaped depression formed at the point of junction of the ilium, ischium, and pubis.
On which bone is the acetabulum located quizlet?
The rounded cavity on the external surface of the hip bone that receives the head of the femur.
What three bones fuse to form the hip?
The adult os coxae, or hip bone, is formed by the fusion of the ilium, the ischium, and the pubis, which occurs by the end of the teenage years. The 2 hip bones form the bony pelvis, along with the sacrum and the coccyx, and are united anteriorly by the pubic symphysis.
Which bones contribute to the formation of the acetabulum quizlet?
Each of the three components of the hip bone (ilium, ischium and pubis) contributes to the acetabulum.
Which bone articulates with the acetabulum?
The acetabulum is the cup-shaped socket on the lateral aspect of the pelvis, which articulates with the head of the femur to form the hip joint.
What is the longest strongest bone in the body?
The femur is one of the most well-described bones of the human skeleton in fields ranging from clinical anatomy to forensic medicine. Because it is the longest and strongest bone in the human body, and thus, one of the most well-preserved in skeletal remains, it makes the greatest contribution to archaeology.
What is the hole in the hip bone called?
The big hole in the lower part of the hip bone is the obturator foramen. This is the body of the pubis, this is the superior ramus of the pubis, and this is the ischio-pubic ramus. This prominence is the pubic tubercle, to which the inguinal ligament is attached.
What are the three bones that fuse together to form the hip?
In discussing the pelvis, a distinction can be made between the “pelvic spine” and the “pelvic girdle.” The pelvic girdle, also known as the os coxae, Latin for “bone of the hip,” consists of the fused bones identified individually as the ilium, ischium, and pubis.
What does the name acetabulum mean?
The word acetabulum literally means ” little vinegar cup “. It was the Latin word for a small vessel for serving vinegar. The word was later also used as a unit of volume . Right hip bone. External surface. Plan of ossification of the hip bone.
What is a normal acetabulum?
acetabulum: cup-shaped depression in the mid-outer pelvis known as the hip; this is the socket of the ball-and-socket joint of the hip. acetabular notch: a notch at the inferior margin of the fovea centralis. fovea centralis: central depression in the center of the acetabulum and origin of the ligamentum teres.
What is the function of acetabulum?
– Iliopubic line (or arcuate line) – Ilioischial line – Teardrop (or roentgenographic U) – Sourcil – Anterior lip – Posterior lip
What is the meaning of acetabulum?
Definition of acetabulum in English: acetabulum. noun plural noun acetabula /-lə/ 1 Anatomy The socket of the hipbone, into which the head of the femur fits. ‘The articulation between the head of the femur and the acetabulum form the hip joint.’