thigh extension

What Muscles Are Responsible For Thigh Extension? Extension (bringing thigh behind body) Produced by the gluteus maximus, adductor magnus, and biceps femoris What muscle is the most powerful in thigh extension? The vastus lateralis (/ˈvæstəs ˌlætəˈreɪlɪs, ˈræ-/), also called the ”vastus externus” is the largest and most powerful part of the quadriceps femoris, a muscle