Four important synovial joints used in most sporting actions are the elbow and shoulder joints in the arm, and the knee and hip ... another bone. Hinge joint. Articulating bones are femur and ...

Modern human anatomy has built on the strengths ... a much more tiring situation. In humans, the thigh bone slopes inward from the hip to the knee, placing our feet under our center of gravity.

According to the Arthritis Foundation, the hip is one of the body’s largest weight-bearing joints. It is where the thigh bone meets the pelvis to form a ball-and-joint socket. The hip joint ...

Flexion of the hip joint occurs when the femur (upper leg) moves forwards, which happens when long jumpers land or at the end of kick in football. Extension of the shoulder occurs when the humerus ...