Veins drain into the vesical and then internal iliac veins. It communicates with the pudendal and vesical plexuses. He attended his medical thesis "Contribution to the study of the vesical bilharziosis in Morocco". The deep dorsal vein of clitoris is a vein which drains to the vesical plexus. The bladder is supplied by the vesical arteries and drained by the vesical veins. The term rectal tenesmus is a retronym to distinguish defecation-related tenesmus from vesical tenesmus. It is drained, by means of several vesical veins, into the internal iliac veins. A normal CMG effectively rules out primary vesical dysfunction. The inferior vesical artery is only found in males. Vesical tenesmus is caused by urogenital diaphragm muscle spasms. The two most prominent are the superior vesical artery and the inferior vesical artery. The inferior vesical artery comes off of the internal iliac artery. The superior vesical artery supplies blood to the upper part of the bladder. The vesical nervous plexus arises from the forepart of the pelvic plexus. The superior vesical artery supplies numerous branches to the upper part of the bladder.