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The Endowment for Human Development
The Endowment for Human Development
Improving lifelong health one pregnancy at a time.
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Left Hand and Left Eye

6 weeks, 6 days

From The Biology of Prenatal Development.Buy Now

Note:

I want to tell you a secret! I am so young that my left hand doesn't know what my right hand is doing.

Label Key:

1. forehead
2. notching
3. left eye
4. left hand
5. amnion
6. digital rays
All ages referenced to fertilization, not last menstrual period.
Right Hand and Nipple
Right Hand and Nipple
The Heart and Brain
The Heart and Brain
Left Hand and Left Eye
Left Hand and Left Eye
Close-up, Seven-Week Heart
Close-up, Seven-Week Heart
The Four-Chambered Heart
The Four-Chambered Heart
The Heart
The Heart
When does health begin? Find out now.
Buy the Biology of Prenatal Development DVD