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Three Phases of Shoulder ABDUCTION Movement

Three Phases of Shoulder ABDUCTION Movement

Three Phases of Shoulder ABDUCTION Movement The first phase of abduction: 0-60″ The muscles involved are essentially the deltoid and the supraspinatus, which form  functional couple at the level of the shoulder joint. It is in this joint that the movement of abduction starts. This first phase ends near 90′,when …

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