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

Quiet Please!

#467, Slide 28 of 31

8 months

From The Biology of Prenatal Development.Buy Now

Label Key:

1. nose
2. tongue
3. eyebrow
4. closed left eye
5. cheek
All ages referenced to fertilization, not last menstrual period. One month = 4 weeks.
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