「 The pubic arch is part of the pelvis. It is formed by the convergence of the inferior rami of the ischium and pubis on either side, below the pubic symphysis. The angle at which they converge is known as the subpubic angle.[1] Function:The pubic arch is one of three notches (the one in front) that separated the eminences of the lower circumference of the true pelvis. 」