The crura are the proximal parts of the corpora cavernosa. The corpus spongiosum can be an erectile tissue encompassing the urethra. The proximal parts of the corpus spongiosum kind the bulb and also the distal ends kind the glans penis.[five] "Policy Statement On Circumcision". Royal Australasian Faculty of Doctors. https://cum-inside43221.bloggazza.com/30296165/mature-secrets