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The Endowment for Human Development
The Endowment for Human Development
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The Yolk Sac


5 weeks, 2 days

From The Biology of Prenatal Development.Buy Now

Script: A peteburok korai szaporítósejteket tartalmaz, melyeket csírasejteknek nevezünk. 5 hetes korra ezek a csírasejtek a szaporítószervekbe vándorolnak, melyek a vesék mellett találhatók.

All ages referenced to fertilization, not last menstrual period.
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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
Brainwaves
Brainwaves
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