borderforms the upper boundary of the spermatic canal. Lumbar Fascia (fig. 166). The vertebral aponeurosis of the Transversalis dividesinto three layers, an
writers as a thirddivision of the lumbar fascia (Figs. 4 and 6). It is thin, and arises from TOPOGRAPHICAL ANATOMY OF THE LUMBAR REGION. the anterior surface
begin-ning of the colon within the abdomen in the rightileo-lumbar region. //, n. The aponeurosis of the external obliquemuscle of the abdomen. o, 0, 0. The