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The Endowment for Human Development
The Endowment for Human Development
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Fingers and Notches

7 weeks, 4 days

From The Biology of Prenatal Development.Buy Now

Label Key:

1. forehead
2. back of left hand
3. right eye
4. digital rays
5. chorionic plate
6. notches
7. index finger
8. middle finger
9. ring finger
10. little finger
11. back of right hand (dorsal surface)
All ages referenced to fertilization, not last menstrual period.
Base of Umbilical Cord, 7½ Weeks
Base of Umbilical Cord, 7½ Weeks
7½-Week Embryo
7½-Week Embryo
Fingers and Notches
Fingers and Notches
Hands Touching
Hands Touching
Hand in Motion
Hand in Motion
The Umbilical Vein
The Umbilical Vein


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