A belly button appearance depends on how the umbilical cord mummifies. Immediately after a baby is delivered, the doctors place 2 clamps on the umbilical cord, one clamp close to where the umbilical cord enters the infant and another a few inches above it. Afterwards, the doctor cuts in between the 2 clamps. The umbilical cord, once separated from the placenta, will slowly degenerate very much like a leaf when separated from a twig. Without the nourishment from the placenta, it slows withers (a.k.a. mummifies) and falls off after 2 - 4 weeks. How the umbilical cord remnant separates from the abdominal determines the shape of the navel. The majority of the time it results in a "innie" belly button but a good percentage goes on to form an "outie." I have been involved in many many deliveries.
2006-12-09 05:21:08
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answer #1
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answered by What the...?!? 6
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It doesn't seem to be something you can predict. But about 90% of the people have an innie, with the other 10% being outies.
As well as the way it heals, Wikipedia says "The reason for the occurrence of an outie versus an innie is a matter of some dispute. Many sources say that the difference is random. Other reasons for the occurrence of an outie are extra skin left from the umbilical cord or umbilical hernias, although a child with an umbilical hernia will not necessarily develop an outie. "
2006-12-09 15:17:32
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answer #2
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answered by Nobody 5
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cos it pops out with some people and your mum is supposed to push it back in if it does but some mothers think it hurts the baby so they dont and therefore their kids have outies.
2006-12-09 12:50:32
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answer #3
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answered by bellyfluff 1
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Does it not become an 'innie' when your midriff starts to fill a wee (or more than wee) bit?
2006-12-09 12:59:59
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answer #4
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answered by Anonymous
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I think it depends on how much of the placenta is cut off, i'm not sure, go ask a doctor
x
2006-12-09 12:53:01
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answer #5
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answered by roooof 3
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maybe something to do with the way the umbilical chord is cut...I dont know,I've never thought of it before!Interesting question
2006-12-09 13:01:18
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answer #6
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answered by Lou 3
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possibly to do with the point at which the midwife cuts the cord i guess....
2006-12-09 12:52:21
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answer #7
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answered by Cy 3
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