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The Endowment for Human Development
The Endowment for Human Development
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Slideshow: Eyes, Ears, Mouth & Nose

Nose and Mouth

#172, Slide 34 of 52

11 weeks, 3 days

From The Biology of Prenatal Development.Buy Now

Label Key:

1. epithelial plug in nostril
2. tip of nose
3. border of lip and skin (vermillion border)
4. upper lip
5. philtrum
6. lower lip
All ages referenced to fertilization, not last menstrual period.
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