[概述]4.3.7 Veins 静脉

Of the bulb , posterior labial/scrotal vein , inferior rectal vein .Deep dorsal vein of penis阴茎背深静脉Tributaries : many unnamed tributaries .Rectal venous plexus直肠静脉丛Tributaries : no named tributaries .Notes : rectal venous plexus is a site of portal-caval ......