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Serratus Posterior Inferior

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Origin

  • Spinous process of vertebrae T11-L2

Insertion

  • Ribs 8-12 (inferior borders, near rib angles)

Actions

  • Depresses ribs (accessory muscle of expiration)

Vascular Supply

  • Intercostal Arteries

Nerve

  • Spinal nerves T9-T12 (anterior rami)

Clinical Significance

See Also

References

Created by:
Chris Hauglid on 18 April 2020 07:48:03
Authors:
Last edited:
18 April 2020 07:48:03
Category:

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