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The Endowment for Human Development
The Endowment for Human Development
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The Beating Heart

6 weeks, 6 days

From The Biology of Prenatal Development.Buy Now

Label Key:

1. neck
2. head
3. margin of chest wall
4. heart
5. left chest cavity
6. liver
All ages referenced to fertilization, not last menstrual period.
The Hand, Chest, and Liver
The Hand, Chest, and Liver
The Circulation of the Hand
The Circulation of the Hand
The Beating Heart
The Beating Heart
The Heart and Hand
The Heart and Hand
Hand, 7 Weeks Pregnant
Hand, 7 Weeks Pregnant
Lower Embryo at 7 Weeks, 2 Days
Lower Embryo at 7 Weeks, 2 Days


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