Lab 11 - Image 5

Exposure of the internal oblique muscle (1) of a pony. 2, aponeurosis (sheet like tendon) of the internal abdominal oblique m.; 3, ext. abdominal oblique m. reflected; 4, costal arch; 5, diaphragm; 6, rib 16; 7, vertebral bodies; 8, cut off rib; 9, epaxial muscle.