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Rectus Abdominis
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| Rectus Abdominis | |
|---|---|
| Muscle Type | |
| Origin | Pubic symphysis, pubic crest |
| Insertion | Xiphoid process, costal cartilages of ribs 5-7 |
| Action | Trunk flexion, compresses abdominal viscera, expiration |
| Synergists | |
| Antagonists | |
| Spinal innervation | T7-T12 |
| Peripheral Innervation | Intercostal nerves (T7-T11), subcostal nerve (T12) |
| Vasculature | |
