CT of the abdomen

Table 20-1.

Muscles of the Abdominal Wall

Rectus abdominis Crest and symphysis of the pubis Xiphoid process and fifth to seventh costal cartilages Branches of the lower thoracic
External oblique (obliquus externus abdominis) Fifth to twelfth ribs Anterior half of the iliac crest, inguinal ligament, and anterior layer of the sheath of the rectus abdominis Ventral branches of the lower thoracic
Internal oblique (obliquus internus abdominis) Tenth to twelfth ribs and sheath of the rectus abdominis; some fibers from the inguinal ligament terminate in the falx inguinalis Iliac fascia deep to the lateral part of the inguinal ligament, the anterior half of the iliac crest, and the lumbar fascia Lower thoracic
Transversus abdominis Seventh to twelfth costal cartilages, lumbar fascia, iliac crest, and inguinal ligament Xiphoid cartilage and linea alba and through the falx inguinalis, pubic tubercle, and pecten Lower thoracic


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Figure 20.1.9

May 14, 2019 | Posted by in MAGNETIC RESONANCE IMAGING | Comments Off on CT of the abdomen
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