| urorectal | Relating to the urinary tract and rectum. (05 Mar 2000) |
|---|---|
| urorectal fold | urorectal septum, urorectal membrane |
| urorectal membrane | In the embryo, urorectal septum separating the cloaca into urogenital sinus and rectum. Synonym: urorectal fold. (05 Mar 2000) |
| urorectal septum | In embryos, a partition dividing the cloaca into a dorsal, rectal portion and a ventral portion called the urogenital sinus; reaching the cloacal membrane at about the time of its disintegration, the urorectal septum divides the cloacal exit into an anal and a urogenital orifice. Synonym: urorectal fold. (05 Mar 2000) |