oop.
胎児ば，だいたい９ケ月の間お母さんの子宮の中の羊水に浮かんで育ちます。その羊水が，はがれた皮膚や抜けた髪の毛などで汚れてくると，胎児は羊水を口から飲み込んで，自分のおなかの中できれいにしてオシッコにしてもどします。そして，羊水の中のゴミは腸にためておき，生まれてから一番最初のうんことして出すのです。これが「胎便」です。
“
— 胎児スゲー (胎便写真) (via nonke) (via plasticdreams)
2008-02-24 (via gkojay) (via subdub) (via nemoi) (via handa) (via yamato)
Posted 1 year ago
429 notes
Source: mrkn
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