The pre-prostatic urethra is one of the four parts of the male urethra. The pre-prostatic urethra is also known as the intramural urethra, as it is the portion of the urethra which passes almost vertically through the wall of the urinary bladder, before it enters the prostate gland.
- Moore K.L. & Dalley A.F. (2006) "Clinically Oriented Anatomy" Fifth Edition, Lippincott, Williams & Wilkins p402