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Sternal attachments and innervation [8]. Table 1 lists the soft-tissues that attach to the xiphoid and their innervation. |
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| Aspect |
Attachment |
Innervation |
|
|
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| Anterior |
The Linea Alba Fibres of Rectus Abdominis |
Lower intercostal nerves |
| Lateral |
The aponeurosis of the three flat muscles (external oblique, internal oblique, and transversus abdominis) |
Lower intercostal nerves, Obliquus internus and Transversus also receive filaments from the anterior branch of the iliohypogastric and sometimes from the ilioinguinal nerves |
| Anterior costoxiphoid ligament |
Lower intercostal nerves |
|
| Posterior |
Posterior costoxiphoid ligament |
Lower intercostal nerves |
| Fibres from the diaphragm |
Phrenic (C3,4,5), lower intercostal nerves |
|
| Fibres from Transverse thoracis |
Lower intercostal nerves |
|
Simpson and Hawken Chiropractic & Osteopathy 2007 15:13 doi:10.1186/1746-1340-15-13 |
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