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The Endowment for Human Development
The Endowment for Human Development
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Polygon-Shaped Right Hand

6 weeks, 2 days

From The Biology of Prenatal Development.Buy Now

Note:

Straight lines are not often seen during development. The temporary straight lines of the polygon-shaped hands and feet are notable exceptions.

Note:

The process of forming separate fingers is now actively underway.

Label Key:

1. areas of early notching
2. border of hand
3. polygon-shaped hand
All ages referenced to fertilization, not last menstrual period.
Brain and Umbilical Cord
Brain and Umbilical Cord
Close-up of Head, Brain
Close-up of Head, Brain
Polygon-Shaped Right Hand
Polygon-Shaped Right Hand
The Placenta from the Inside
The Placenta from the Inside
Head and Left Hand
Head and Left Hand
The Brain, Heart, and Liver
The Brain, Heart, and Liver
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