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The Endowment for Human Development
The Endowment for Human Development
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Cerebral Hemispheres


5 weeks, 2 days

From The Biology of Prenatal Development.Buy Now

Script: 5周

在4到5周中, 头脑继续快速生长, 分为5个不同的部分。

头占胚胎 整个体积的1/3。

大脑半球出现, 逐渐成为头脑 最大的部分。

大脑半球终於控制功能, 包括思考、学习、 记忆、讲话、视觉、 听觉、有意运动, 以及解决问题。

All ages referenced to fertilization, not last menstrual period.
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The Limbs Bud
The Limbs Bud
Transparent Skin
Transparent Skin
Cerebral Hemispheres
Cerebral Hemispheres
The Yolk Sac
The Yolk Sac
The Liver and Heart
The Liver and Heart
Hand Plates and Cartilage
Hand Plates and Cartilage
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