What is the knee joint?
The the knee joint is called the knee joint. Gray's Anatomy (1918) describes it as the largest and one of the most complex joints in the body.
What it is
- The largest and one of the most complex joints in the body.
- A hinge-type synovial joint.
- Formed where the femur, tibia, and patella meet.
Where it is
- Between the thigh and the leg.
- Enclosed in a fibrous capsule lined with synovial membrane.
- Stabilized by strong ligaments inside and outside the joint.
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Last verified: 2026-07-18
- Best Anatomy Answers is an educational reference about human anatomy. It is not medical advice — for any health concern, talk to a licensed medical professional.