It is the sacrum.
sacrum
The Sacrum
The femur articulates with the medial and lateral condyles of the tibia. The femur is the bone commonly known as the thigh bone.
Your femur (upper leg bone) head attaches (articulates) with the acetabulum (the socket) in the pelvic bone forming the hip joint.
Ilium Ischium Pubis The 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 femur articulates with the patella, tibia, and OS coxae (hip bone). And the patella articulates with the femur only. So in all, not counting the femur and patella, two.
Tibia, Acetabelum Tibia, Acetabelum Tibia, AcetabelumThe femur articulates with the Tibia, Patellae and the OS coxae (pelvis).Hip bone and shin bone
sacrum
The Sacrum and the femur articulates with the Pelvis
acetabulam directed laterally
The femur articulates with the medial and lateral condyles of the tibia. The femur is the bone commonly known as the thigh bone.
The coxal bone is part of the hip joint.The longest bone in the body is the femur, thigh bone, which is a ball and socket joint with the hip joint or coxal bone.
Your femur (upper leg bone) head attaches (articulates) with the acetabulum (the socket) in the pelvic bone forming the hip joint.
The sacrum articulates with the hip bones of the pelvis.
Ilium Ischium Pubis The 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 fifth lumbar vertebra articulates with the first fused sacral vertebra of the pelvic girdle.
The femur articulates with the patella, tibia, and OS coxae (hip bone). And the patella articulates with the femur only. So in all, not counting the femur and patella, two.
The sartorius flexes, abducts and laterally rotates the hip, and flexes and laterally rotates the knee The posterior fibers of the gluteus medius, laterally rotates the hip, while the whole glut medius works to abduct the hip
the femurs and the sacrum