| − | The '''knee''' separates the upper and lower [[leg]]. The kneecap is a hard bone on the front of the leg and the knees themselves move with a hinge [[joint]]. | + | The '''knee''' separates the upper and lower [[leg]]. The patella, also known as the kneecap, is a hard bone on the front of the leg and the knees themselves move with a hinge [[joint]]. |