Here’s a chapter from my Disinformation-published book titled 50 Things You’re Not Supposed To Know: Volume 2 (2004):
It’s long been noted that all of us start in the womb as sexless little blobs. We each had the same undifferentiated external equipment (a bud of tissue), plus two sets of internal ducts.
Depending on whether an embryo has a Y sex chromosome or two X’s, during week seven it starts developing into a boy or a girl. That little mound of tissue (the genital tubercle) either opens to form two sets of labia and a clitoris, or it closes to make a penis and testicles. When viewed this way, the similarities between guys’ and dolls’ private parts is obvious and has drawn comments since ancient Greek times.
But there’s a whole lot more overlap than you might suspect. Women aren’t the only ones who have a clitoris. Men do, too.… Read the rest