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The Early Brain and Face
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4 weeks, 6 days
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From
The Biology of Prenatal Development
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Label Key:
1. midbrain
2. hindbrain
3. right ear canal
4. forebrain
5. right eye
6. chest wall
7. heart
8. first pharyngeal arch
9. right anterior cardinal vein
10. neural fold
All ages referenced to fertilization, not last menstrual period.
Heart in Slow Motion
Surrounded by the Amnion
The Early Brain and Face
Amnion
Heart and Liver
Head and Neck
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