The urethra is a part of the renal system, which also includes the kidneys, ureters, and the bladder. The female urethra starts at the base of the bladder and continues down through the pelvic floor.

Urethral sounding is a form of sexual play that involves inserting a thin sex toy, known as a sound, into the urethra. Proponents of this sexual practice claim that it can help heighten pleasure and ...

Posterior urethral disruption is a traumatic injury to the male urethra, which most often results from pelvic fracture. After trauma, the distraction defect between the two ends of the urethra often ...