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The Endowment for Human Development
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The Mouth and Nose

4 months, 2 weeks

From The Biology of Prenatal Development.Buy Now

Label Key:

1. nose
2. vernix caseosa around mouth
3. epithelial plug in right nostril
4. philtrum
5. upper lip
6. lower lip
All ages referenced to fertilization, not last menstrual period. One month = 4 weeks.
The Feet
The Feet
The Nose
The Nose
The Mouth and Nose
The Mouth and Nose
The Right Side of the Mouth
The Right Side of the Mouth
The Mouth and Nose
The Mouth and Nose
The Left Ear and Shoulder
The Left Ear and Shoulder


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