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

Mouth and Tongue

#145, Slide 24 of 52

8 weeks

From The Biology of Prenatal Development.Buy Now

Note:

The mouth and tongue are already practicing their future activities.

Label Key:

1. upper lip
2. tongue inside open mouth
3. lower lip
4. chin
All ages referenced to fertilization, not last menstrual period.
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