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The Endowment for Human Development
The Endowment for Human Development
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Head and Trunk

6 weeks, 6 days

From The Biology of Prenatal Development.Buy Now

Note:

A model of the central nervous system is superimposed within the embryo model on the left.

Label Key:

1. mesencephalon
2. spine
3. cerebral hemisphere
4. eye
5. right hand
6. liver
7. brain
8. scalp vessels
9. umbilical cord
10. heart chambers
All ages referenced to fertilization, not last menstrual period.
The Brain, Heart, and Liver
The Brain, Heart, and Liver
MRI Model of the Brain
MRI Model of the Brain
Head and Trunk
Head and Trunk
Right Hand, Trunk, and Head
Right Hand, Trunk, and Head
The Face and Trunk
The Face and Trunk
Feet and Tips of the Toes
Feet and Tips of the Toes


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