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Serratus Anterior
From WikiMSK
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| Serratus Anterior | |
|---|---|
| Muscle Type | |
| Origin | Anterior surfaces of ribs 1 through 9 |
| Insertion | Anterior aspect of the medial border of the scapula from superior to inferior angle |
| Action | Scapula abduction / upward rotation. Also stabilises the scapula against the chest wall |
| Synergists | |
| Antagonists | |
| Spinal innervation | C5, C6, C7 |
| Peripheral Innervation | Long Thoracic Nerve |
| Vasculature | |
Palpation
Along the midaxillary line adjacent to the inferior angle of the scapula
