part of part of develops from develops from female reproductive system mesoderm-derived structure peritoneal vaginal process remnant of embryonic structure canal of Nuck nuck%27s canal persistent processus vaginalis Wikipedia:Canal_of_Nuck A patent pouch of peritoneum extending into the labia majora of women. It is analogous to the processus vaginalis in males. The pouch accompanies the gubernaculum during development of the urinary and reproductive organs, more specifically during the descent of the ovaries, and normally obliterates. UBERON:0013278 processus vaginalis peritonei femininus canal of nuck