Image GalleryA Smile |
![A Smile [Click for next image]](http://media.ehd.org/images/prenatal_numbered_491/a-smile.jpg "Click for next image")
| Buy NowFrom The Biology of Prenatal Development. |
Label Key:
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| All ages referenced to fertilization, not last menstrual period. One month = 4 weeks. |
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A Smile
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The Mouth
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Close-up, Mouth and Lips
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Covered Eyes, Open Mouth
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The Face
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Face, 22-Week Fetus
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