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21 Best Quadriceps Exercises
Overview Quadriceps Muscle Anatomy The quadriceps muscle, also known as the quadriceps femoris or knee extensor, is a large muscle group that covers the front...
Hip Flexor Muscles
Overview Anatomical variation Prime movers The primary movers for hip flexion are: Synergist The rectus femoris is a quadriceps and hip flexor muscle with two...