germinal cords

primordial sex cords

the cellular cords arising from the epithelium of the genital ridges during the indifferent state of gonadal development; they form seminiferous cords in male embryos and cortical cords in female embryos.

germinal cords

the precursors to the embryonic ovary or testis, derived from the gonadal cords.

pri·mor·di·al sex cords

(prī-mōr'dē-al seks kōrdz)
The cellular cords arising from the epithelium of the genital ridges during the indifferent state of gonadal development; they form testicular cords in male embryos and cortical cords in female embryos.
Synonym(s): germinal cords.