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Roof of the Mouth

3 months

Buy NowFrom The Biology of Prenatal Development.

Note:

By about 11 weeks, the two sides of the roof of the mouth fuse together along the midline and also fuse with the nasal septum above.

Label Key:

  • 1. right upper lip
  • 2. tongue
  • 3. roof of mouth (hard palate)
  • 4. line of fusion along the midline of the palate

All ages referenced to fertilization, not last menstrual period. One month = 4 weeks.
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Roof of the Mouth
Roof of the Mouth
Meconium Release
Meconium Release
Right Hand Covering Face
Right Hand Covering Face
Partially-Closed Left Hand
Partially-Closed Left Hand
Posterior Surface of Left Thigh
Posterior Surface of Left Thigh
Fingertips
Fingertips
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