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Subscapularis
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| Subscapularis | |
|---|---|
| Muscle Type | |
| Origin | Subscapular fossa of scapula |
| Insertion | Lesser tubercle of humerus and shoulder joint capsule |
| Action | Internal rotation of shoulder joint. Stabilisation of head of humerus in glenoid cavity during joint movement. |
| Synergists | |
| Antagonists | |
| Spinal innervation | C5, C6, C7 |
| Peripheral Innervation | Upper Subscapular Nerve, Lower Subscapular Nerve |
| Vasculature | |
