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========== The little scar in the middle of your abdomen
marks the place where, for about nine gloriousmonths, all the nutrients you needed to grow
and develop and survive flowed straight intoyour bloodstream while you just floated around
in a sac of amniotic fluid. But have you everwondered what was going on with your other
bodily functions while you were in that enclosedspace? To put it a little more bluntly, did
you, you know, pee and poop in there?The answer to question #1 is yes, definitely:
embryos start peeing after just two monthsof development, around the time they first
begin swallowing--and, therefore, drinking--amnioticfluid.This does essentially mean that fetuses spend
seven months drinking their own pee, but that'sactually not as gross as it sounds. For one
thing, ...