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The Mouth and Nose

4 months, 3 weeks

Label Key:

  • 1. nose
  • 2. upper lip
  • 3. tip of tongue inside open mouth
  • 4. chin
From The Biology of Prenatal Development.Buy Now
All ages referenced to fertilization, not last menstrual period. One month = 4 weeks.
The Mouth and Nose
The Mouth and Nose
( 4 months, 3 weeks)
Holding the Lifeline (Umbilical Cord)
Holding the Lifeline (Umbilical Cord)
( 5 months)
A Little Smile
A Little Smile
( 5 months, 1 week)
Close-up Mouth and Lips
Close-up Mouth and Lips
( 5 months, 1 week)
The Face
The Face
( 5 months, 2 weeks)
Face, 22-Week Fetus
Face, 22-Week Fetus
( 5 months, 2 weeks)
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