Review Article
Hypothesis That Urethral Bulb (Corpus Spongiosum) Plays an Active Role in Male Urinary Continence
Figure 2
Bulbospongiosus muscle (red). Adapted from Public Domain: Wikipedia, 15.4.2015 at 12h00, available from https://en.wikipedia.org/wiki/Bulbospongiosus_muscle#/media/File:Bulbospongiosus-Male.png.