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The Endowment for Human Development
The Endowment for Human Development
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The Rapidly Growing Brain


6 weeks, 6 days

From The Biology of Prenatal Development.Buy Now

Script: 6 週

6 週までに大脳半球は 脳の他の部分と比べ 急激な発達をします

胎芽は 自発的な反射運動を始めます この運動は 正常な神経筋発達を 促すために必要です

All ages referenced to fertilization, not last menstrual period.
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