The arcuate line marks the lower limit of the posterior layer of the rectus sheath. Superior to the line, the rectus sheath splits into a anterior and posterior section, with the rectus abdominus muscles lying between the 2 sections.
A medical student's random learnings
10/27/2010
The arcuate line marks the lower limit of the posterior layer of the rectus sheath. Superior to the line, the rectus sheath splits into a anterior and posterior section, with the rectus abdominus muscles lying between the 2 sections.
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