Advanced Musculoskeletal Physiotherapy Self-directed ...

the center of the scapular rotational axis gradually moves to the acromioclavicular joint (Fig. 6.12B) As can be seen in Figure 6.12A, in arm abduction up to 100°, the fibers of the upper trapezius muscle create upward rotation at the scapular apex. At the same time, the serratus anterior pulls the lower corner of the scapula forward and ... ................
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