Above the arcuate line
Modality: Diagram (Above 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:

  • 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...”
  • Rectus sheath - “ The rectus sheath encloses the rectus abdominis and pyramidalis muscles and forms an important component of the anterior abdominal wall. Gross an...”
  • Rectus abdominis muscle - “ The rectus abdominis muscle is strap-like in appearance and forms part of the anterior abdominal wall and is enclosed by the rectus sheath.  Summ...”
  • Transversus abdominis muscle - “ The transversus abdominis muscle, named according to the direction of its muscle fibers, is one of the flat muscles that form the anterior abdomin...”
  • Transversalis fascia - “ Transversalis fascia is the lining fascia of the anterolateral abdominal wall which lies between the transversus abdominis muscle and peritoneum. ...”
  • Internal oblique muscle - “ The internal oblique muscle (IOM) is one of the muscles that form the anterior abdominal wall. Inferiorly, it contributes towards the formation of...”
  • 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 ...”
  • External oblique muscle - “ The external oblique muscle (EOM) is one of the muscles that forms the anterior abdominal wall. Its free inferior border forms the inguinal ligame...”
  • 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...”

View full size version of Rectus sheath (diagram)

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