Objective: To investigate atrophy and weakness of the quadriceps femoris muscle group in patients with PFPS using measures of cross-sectional area and peak extension torque. Methods: A total of 57 ...

The vastus medialis works in tandem with the other quadriceps muscles, called the vastus lateralis, vastus intermedius, and rectus femoris. The muscle has several functions: To extend (straighten ...

Caption Axial T1-weighted bilateral thigh MR images and magnified frames providing a closer look at the areas in lateral aspects of quadriceps femoris muscles (knee extensors) from two obese ...

The proximal region of the biceps femoris (BF) seems to be the most common site of injury ... Objective To examine the region-specificity of BF muscle activity at different running speeds. Design ...