The hip joint

The hip joint: femoral head, acetabulum, labrum, ligaments, movements, ranges and its role in weight-bearing.

The outline, topic by topic

Each topic is weighted the way the exam weighs it.

Hip joint: what is it?
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A ball-and-socket joint between the head of the femur and the acetabulum of the hip bone.
Stable, built to bear body weight.
Why must the knees be bent to bring the thighs to the chest?
- With the knee straight, the stretched hamstrings limit hip flexion
- The knee locks the hip
- The quadriceps opposes it
- The acetabulum opens
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With the knee straight, the stretched hamstrings limit hip flexion
The hamstrings cross both hip and knee.