Below the arcuate line
Modality: Diagram (Below the arcuate line)

- “ Above the arcuate line: the anterior layer of the rectus sheath is composed of the external oblique aponeurosis and the anterior half of the inte...”

Used in the following article:

  • Rectus sheath - “ The rectus sheath encloses the rectus abdominis and pyramidalis muscles and forms an important component of the anterior abdominal wall. Gross an...”
  • Arcuate line - “ The arcuate line or semicircular line of Douglas is located at roughly one-third of the distance from the pubic crest to the umbilicus. It is the ...”
  • Semilunar line - “ The semilunar line, linea semilunaris or Spigelian line is a bilateral vertical curved line in the anterior abdominal wall where the layers of the...”
  • Linea alba - “ The linea alba (Latin for white line) is a single midline fibrous line in the anterior abdominal wall formed by the median fusion of the layers of...”

View full size version of Rectus sheath (diagram)

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