Lab 8 - Image 5
The external abdominal oblique m. (1) has been reflected, exposing the internal abdominal oblique m. (2) which can be seen attaching to the costal arch. Internal intercostal muscles (3) extend further ventrally than external intercostal muscles (4). Also the rectus abdominis m. (5) has been reflected. (The forceps are elevating cranial epigastric vessels.)