Abdominal part of muscular system

The abdominal part of the muscular system consists of several muscles (muscles of abdomen) that play crucial roles in movement, stability, and protection of the abdominal organs, and the different fasciae covering these muscles:

Muscles of abdomen:

• Rectus abdominis muscle

• Pyramidalis muscle

• External abdominal oblique muscle

• Internal abdominal oblique muscle

• Cremaster muscle

• Transversus abdominis muscle

• Quadratus lumborum muscle

Fasciae of abdomen:

• Investing abdominal fascia

• Endoabdominal fascia

  • Iliopsoas fascia

  • Transversalis fascia

  • Diaphragmatic fascia