Corpus spongiosum penis

The corpus spongiosum is the mass of spongy tissue surrounding the male urethra within the penis. Also called the corpus cavernous urethrae in older texts.Structure of the penisThe penis in transverse section, showing the blood vessels.Diagram of the arteries of the penis.Vertical section of bladder, penis, and urethra.Cross section of penisTransverse section of the penis.The constituent cavernous cylinders of the penis.Medical ultrasonography of a normal penis. The corpus spongiosum is the mass of spongy tissue surrounding the male urethra within the penis. Also called the corpus cavernous urethrae in older texts. Behind, it is expanded to form the urethral bulb, and lies in apposition with the inferior fascia of the urogenital diaphragm, from which it receives a fibrous investment.