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The Early Brain and Face

4 weeks, 6 days
From The Biology of Prenatal Development.Buy Now

Note:

My brain continues developing rapidly. Watch the movie to see these parts in action.

Label Key:

  • 1. brain
  • 2. cerebellum (will help coordinate muscle movements)
  • 3. right ear
  • 4. right eye
  • 5. chest wall
  • 6. mouth
  • 7. heart

All ages referenced to fertilization, not last menstrual period.
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The Early Brain and Face
The Early Brain and Face
( 4 weeks, 6 days)
Amnion
Amnion
( 4 weeks, 6 days)
Heart and Liver
Heart and Liver
( 4 weeks, 6 days)
Upper and Lower Limb Buds
Upper and Lower Limb Buds
( 4 weeks, 6 days)
The Lower Embryo
The Lower Embryo
( 4 weeks, 6 days)
The Lower Limbs and Back
The Lower Limbs and Back
( 5 weeks, 2 days)
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