Understanding U

Under Your Sleeves

  1. Glenohumeral Joint
  2. Ball-and-socket joint that links the upper arm with the chest
  3. Very mobile and naturally unstable, it’s the most dislocated joint in the body
  4. Scapula
  5. One of three bones in the “shoulder girdle” – along with the humerus and clavicle
  6. Your shoulder blade floats on the rib cage, attached only by your rotator cuff muscles
  7. Humerus
  8. Upper arm bone’s head (or ball)
  9. Covered with muscles and tendons responsible for keeping it centered in your shoulder socket

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