Quotes About Quadriceps

Fracture of the patella may be produced by muscular action or by direct violence. When produced by muscular action, it occurs thus: a person in danger of falling forwards attempts to recover himself by throwing the body backwards, and the violent action of the quadriceps extensor upon the patella snaps the bone transversely across.

Take a close look at a squat, barbell, or bodyweight—it makes no difference. Both the quadriceps and the hamstrings are working toward the common goal of standing up. The quads are extending the knees, and the hammies are extending the hips.