External Surface of Inferior Pubic Ramus

Description

The external surface (anterolateral surface) the area on the anterolateral aspect of the inferior pubic ramus. It is one of the two surfaces of the inferior pubic ramus, the other being the internal surface, and it is an area that is bounded:

—anteromedially, by the medial border of inferior pubic ramus;

—posterolaterally, by the lateral border of inferior pubic ramus.

Its superior end is continuous with the anterior surface of body of pubis, while its inferior end is continuous with the external surface of ramus of ischium.

The external surface of inferior pubic ramus provides origin sites for the gracilis, adductor brevis, adductor magnus and obturator externus muscles.