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The Endowment for Human Development
The Endowment for Human Development
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Rolling Over


8 weeks

From The Biology of Prenatal Development.Buy Now

Script: Pedijatrijski priručnici opisuju sposobnost "prevrtanja" kao sposobnost koja se razvija 10 do 20 sedmica nakon rođenja. No ipak, taj impresivni oblik koordinacije je uočljiv već puno ranije u okruženju sa niskim stupnjem gravitacije kao što je maternica sa plodovom vodom. Samo nedostatak snage koja je potrebna da bi se savladala veća sila gravitacije koja vlada izvan maternice sprečava novorođenče da se prevrće.

All ages referenced to fertilization, not last menstrual period.
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