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The Endowment for Human Development
The Endowment for Human Development
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Spontaneous Movement


8 weeks

From The Biology of Prenatal Development.Buy Now

Script: L'embryon devient physiquement plus actif au cours de cette période.

Les mouvements peuvent être lents ou rapides, simples ou répétitifs, spontanés ou réflexifs.

Des rotations de la tête, des étirements du cou et les contacts mains visage se produisent plus souvent.

All ages referenced to fertilization, not last menstrual period.
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