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The Endowment for Human Development
The Endowment for Human Development
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Slideshow: Facial Expressions

Seeking Privacy

#446, Slide 14 of 31

6 months, 1 week

From The Biology of Prenatal Development.Buy Now

Label Key:

1. cheek
2. right eye
3. nasal bridge
4. nose
5. philtrum
6. lips and mouth
7. chin
All ages referenced to fertilization, not last menstrual period. One month = 4 weeks.
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