Labioscrotal swelling
Stages in the development of the external sexual organs in the male and female.
Precursorgenital tubercle
Gives rise toLabia majora, Scrotum
SystemReproductive system
Latintuberculum labioscrotale
TEswelling_by_E5. E5.
Anatomical terminology

The labioscrotal swellings (genital swellings or labioscrotal folds) are paired structures in the mammalian embryo that represent the final stage of development of the caudal end of the external genitals before sexual differentiation. In humans, the two swellings merge:


Public domain This article incorporates text in the public domain from page 1214 of the 20th edition of Gray's Anatomy (1918)

  1. ^ "HSC - Gonad Descent and Development of External Genitalia II". Archived from the original on 2008-12-17. Retrieved 2007-08-05.